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Dave Thomas | all galleries >> Out and About in Southeastern PA >> Bethlehem >> NIMH - Bethlehem > Valve Mechanics
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05-Oct-2023

Valve Mechanics

Mechanics of the Corliss valved
high pressure cylinder (17 inch bore,
36 in stroke) of this compound engine.

Voigtlander Perkeo II ,80mm f/3.5 Color Skopar
(PK045.11) 1/25s f/4.0 at 80.0mm iso320 full exif

other sizes: small medium original auto