| Headphones American Bell  | 
			1925 ?? | 
			Speaker-P | 
			 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Lincoln   | 
			1925 ?? | 
			Speaker-P | 
			 | 
			4 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight A-B Power Combination   | 
			1928 ? | 
			Power-S | 
			1 - 280 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Dry "A" Eliminator   | 
			1928 ? | 
			Power-S | 
			 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Portable   | 
			1928 ? | 
			Radio | 
			6 - UX199 | 
			2 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Roamer   | 
			1928 ? | 
			Radio | 
			5 - UX199 | 
			2 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Ampliphonic 7 9835  | 
			1929  | 
			Radio | 
			7 - 201A | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Avondale - 7/8 Stratford AC 9889  | 
			1929  | 
			Radio | 
			8 - 226 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Bellview-Stratford 7/8 9895  | 
			1929  | 
			Radio | 
			8 - 226 | 
			2 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Commander 9891, 9893  | 
			1929  | 
			Radio | 
			9 - 226 | 
			2 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Encore Stratford 9897, 9899  | 
			1929  | 
			Radio | 
			8 - 226 | 
			2 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Gothic Jr. 6 DC 9831  | 
			1929  | 
			Radio | 
			6 - 201A | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Grand DC 6 9829  | 
			1929  | 
			Radio | 
			6 - 201A | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight 45 Volt Heavy Duty   | 
			1929  | 
			Power-S | 
			 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight "55" Portable   | 
			1929  | 
			Radio | 
			5 | 
			2 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight A.C 6-7   | 
			1929  | 
			Radio | 
			7 - X226 | 
			2 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Abox   | 
			1929  | 
			Power-S | 
			 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight AC Aristocrat 9837  | 
			1929  | 
			Radio | 
			9 - 226 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight AC Electric 8-9   | 
			1929  | 
			Radio | 
			9 - X-226 | 
			2 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Ambassador   | 
			1929  | 
			Radio | 
			9 - X-226 | 
			4 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Ambassador 9873, 9875  | 
			1929  | 
			Radio | 
			9 - 226 | 
			2 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Aristocrat   | 
			1929  | 
			Radio | 
			9 | 
			2 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight "B" Eliminator   | 
			1929  | 
			Power-S | 
			 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Beautybox   | 
			1929  | 
			Radio | 
			11 | 
			2 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Berwyn   | 
			1929  | 
			Radio | 
			9 | 
			3 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Canterbury   | 
			1929  | 
			Radio | 
			7 - X226 | 
			3 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Canterbury AC Electric 9816, 9939  | 
			1929  | 
			Radio | 
			7 - 226 | 
			2 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Consona   | 
			1929  | 
			Radio | 
			9 | 
			2 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Cornelia   | 
			1929  | 
			Radio | 
			7 | 
			2 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Deauville   | 
			1929  | 
			Radio | 
			8 | 
			2 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Devonshire   | 
			1929  | 
			Radio | 
			11 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Dry "A" Supply   | 
			1929  | 
			Power-S | 
			 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Edinburgh   | 
			1929  | 
			Radio | 
			11 | 
			2 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Flournoy   | 
			1929  | 
			Radio | 
			7 | 
			5 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Flournoy 7 Tube TRF 9820  | 
			1929  | 
			Radio | 
			7 - 226 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Flournoy 7 Tube TRF 9942  | 
			1929  | 
			Radio | 
			7 - 226 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Gladiator   | 
			1929  | 
			Radio | 
			8 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Gothic   | 
			1929  | 
			Radio | 
			6 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Huntington   | 
			1929  | 
			Radio | 
			9 - X-226 | 
			2 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Huntington AC All Electric 9869, 9871  | 
			1929  | 
			Radio | 
			9 - 226 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight La Salle   | 
			1929  | 
			Radio | 
			11 | 
			2 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Marquis   | 
			1929  | 
			Radio | 
			9 - X-226 | 
			3 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| knight Marquis Electric 9861, 9863  | 
			1929  | 
			Radio | 
			9 - 226 | 
			2 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Montrose   | 
			1929  | 
			Radio | 
			7 - X226 | 
			2 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Montrose AC All Electric 9818  | 
			1929  | 
			Radio | 
			7 - 226 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight New Radio-Phonograph Combination Order #9946  | 
			1929  | 
			Radio | 
			9 | 
			2 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Plymouth   | 
			1929  | 
			Radio | 
			7 - X226 | 
			2 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Plymouth 9808  | 
			1929  | 
			Radio | 
			7 - 226 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Senior AC 8-9   | 
			1929  | 
			Radio | 
			9 - X-226 | 
			7 | 
			  | 
			1S | 
			  | 
			  | 
		
	
		
		
			| Knight Senior AC Electric 9839, 9843, 9847  | 
			1929  | 
			Radio | 
			9 - 226 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Sentinel   | 
			1929  | 
			Radio | 
			9 - X-226 | 
			2 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Sentinel AC 9810, 9812  | 
			1929  | 
			Radio | 
			9 - 226 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Sovereign   | 
			1929  | 
			Radio | 
			7 - X226 | 
			3 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Sovereign Electric 9814, 9859  | 
			1929  | 
			Radio | 
			7 - 226 | 
			2 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Super Power A Unit   | 
			1929  | 
			Power-S | 
			 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Super Power B Eliminator   | 
			1929  | 
			Power-S | 
			1 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Symphonic 6-7 9802  | 
			1929  | 
			Radio | 
			7 - X226 | 
			3 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Two-Rate Charger   | 
			1929  | 
			Power-S | 
			 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Venitian   | 
			1929  | 
			Radio | 
			9 - X-226 | 
			3 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Venitian AC Electric 9865, 9867  | 
			1929  | 
			Radio | 
			9 - 226 | 
			2 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Wellington   | 
			1929  | 
			Radio | 
			6 | 
			2 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Winona   | 
			1929  | 
			Radio | 
			9 | 
			3 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Mozart 8/9 9885  | 
			1929  | 
			Radio | 
			9 - 226 | 
			2 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Nocturne AC Stratford 9887  | 
			1929  | 
			Radio | 
			9 - 226 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| 5 Tube Sensation 9833  | 
			1929  | 
			Radio | 
			5 - 201A | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Columbia SG-8   | 
			1929 ? | 
			Radio | 
			8 - 24A | 
			 | 
			 | 
			2S | 
			  | 
			  | 
		
	
		
		
			| Knight 8 9103  | 
			1930  | 
			Radio | 
			8 - 224 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight 8 9105  | 
			1930  | 
			Radio | 
			8 - 224 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight 8   | 
			1930  | 
			Radio | 
			8 | 
			 | 
			 | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Dorchester AC 9137  | 
			1930  | 
			Radio | 
			8 - 224 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Hinsdale 9125  | 
			1930  | 
			Radio | 
			8 - 224 | 
			3 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Kingsbury 9135  | 
			1930  | 
			Radio | 
			8 - 224 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Mayfair 9111  | 
			1930  | 
			Radio | 
			8 - 224 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Portable 8731  | 
			1930  | 
			Radio | 
			6 - UX199 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight SG-8   | 
			1930  | 
			Radio | 
			8 - 224 | 
			5 | 
			  | 
			2S | 
			  | 
			  | 
		
	
		
		
			| Knight The Airlane 9101  | 
			1930  | 
			Radio | 
			8 - 224 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight The Aragon AC 9129  | 
			1930  | 
			Radio | 
			8 - 224 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight The Belden AC 9127  | 
			1930  | 
			Radio | 
			8 - 224 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight The Camerford AC 9113  | 
			1930  | 
			Radio | 
			 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight The Chateau AC 9115  | 
			1930  | 
			Radio | 
			8 - Y-224 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight The Florenz AC 9109  | 
			1930  | 
			Radio | 
			8 - 224 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight The Mentor AC 9121  | 
			1930  | 
			Radio | 
			8 - 224 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight The Plaza AC 9119  | 
			1930  | 
			Radio | 
			 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight The Salon AC 9131  | 
			1930  | 
			Radio | 
			8 - 224 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight The Sangor AC 9117  | 
			1930  | 
			Radio | 
			8 - Y-224 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight The Scoville AC 9133  | 
			1930  | 
			Radio | 
			8 - 224 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight The Wilford AC 9107  | 
			1930  | 
			Radio | 
			8 - Y-224 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight The Winham 9123  | 
			1930  | 
			Radio | 
			8 - 224 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Polydyne 5 9020  | 
			1930  | 
			Radio | 
			5 - 222 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Roamer A-S-30-SG  | 
			1930  | 
			Car Radio | 
			5 - UY224 | 
			 | 
			 | 
			1S | 
			  | 
			  | 
		
	
		
		
			| Roamer Portable 8734  | 
			1930  | 
			Radio | 
			5 - UX199 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| SG-9   | 
			1930  | 
			Radio | 
			9 - 224 | 
			 | 
			 | 
			1S | 
			  | 
			  | 
		
	
		
		
			| SG-10   | 
			1930  | 
			Radio | 
			10 - 224 | 
			 | 
			 | 
			1S | 
			  | 
			  | 
		
	
		
		
			| Knight Coin Operated AC-5   | 
			1930–32  | 
			Radio | 
			5 - 224 | 
			1 | 
			  | 
			1S | 
			  | 
			  | 
		
	
		
		
			| Knight 9 Tube Screen Grid A9683  | 
			1931  | 
			Radio | 
			9 - 224 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Screen Grid 8 A9681  | 
			1931  | 
			Radio | 
			8 - 224 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight Screen Grid 8 Phono-Radio Combo A9704  | 
			1931  | 
			Radio | 
			8 - 224 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight The Alba AC A9544  | 
			1931  | 
			Radio | 
			8 - 224 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight The Ameer AC A9594  | 
			1931  | 
			Radio | 
			8 - 224 | 
			1 | 
			  | 
			  | 
			  | 
			  | 
		
	
		
		
			| Knight The Campus AC A9524  | 
			1931  | 
			Radio | 
			8 - 224 | 
			1 | 
			  | 
			  | 
			  | 
			  |