“Birds on A Wire,” above, is a 30-by-84-inch photograph printed on an original blueprint for a locomotive engine; ... “There’s a limited amount of the blueprints,” Mr. Busta said.

View Two Blueprints for the Pennsylvania Railroad Class K4 Locomotive By Loewy Raymond; blueprints; the first 17 x 55 1/2in (43.2 x 141cm); the second 29 3/4 x 36 1/2in (75.6 x 92.7cm); Signed; .