Collins 344C-1G Instrument Amplifier Overhaul Manual (523-0759833-201) by Collins Sale $49.00 | / SKU 1107:R Printed Manual - $49.00 Download - $49.00 Printed Manual Download Size 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart March, 1968 2nd Revision, April 1970