Missing flint screw. Exposed fill screw, snuffer cap has ridges. Estimate 1930's or 1940's. 187 Zippo , US, Pocket, Wick Chromium plated. Back has vertical lines.
Sides are plain.
Spot on back cover. Chromium plated top, copper-tone plated bottom, both high polish. 327 Evans , US, Pocket, Wick Brushed chrome, attached shield, visible red seal. Fitment is sloping with visible screws. F-5 Insert for shield panel missing.