VINTAGE..LEDUC 0.22...3-VIEWS/CROSS SECTIONS...RARE! (429A)

VINTAGE..DOUGLAS M-2 MAILPLANE...4-VIEWS/SPECS/MEASUREMENTS...RARE! (732C)

VINTAGE..BOEING MODEL 80..3-VIEWS/DETAILS...RARE! (#499)

VINTAGE..1929-30 RYAN B-5 BROUGHAM ..4-VIEWS/SPECS/DETAILS...RARE! (977F)

VINTAGE..SIKORSKY CH-3C HELICOPTER..4-VIEWS/measurements.. (322V)

VINTAGE..ARMSTRONG WHITWORTH SISKIN IIIA..4-VIEWS/DETAILS..RARE! (166B)

VINTAGE..MERCO .49C & .61C R/C ENGINE...DETAILS/SPECS/2-VIEWS..RARE! (538S)

VINTAGE..PS-1 FLYING BOAT ..3-VIEWS/DETAILS..RARE! (397A)