Favorite this☆ Connecting rods and pistons, Packard airplane engine and Liberty airplane engine Description: View of connecting rods and pistons from Packard airplane engines and Liberty airplane engines. Printed on front: "Packard, Liberty." Details Resource ID: bh024818 Subject: Liberty engines Packard Motor Car Company Airplanes--Motors--Pistons and piston rings Photographic prints Date Issued: 1918 Format: 1 photographic print ; 11 x 13 in. Member of: Burton Historical Collection Filing Location: LD/Airplanes-Engines-Packard Rights: Physical rights are retained by DPL. Copyright is retained in accordance with U.S. copyright laws.