↑ General Motors Trucks Advertising Art by Roy Frederic Heinrich (1922–1924): GMC Trucks are Seven Steps Ahead

General Motors Trucks Ad (1922): Illustrated by Roy Frederic Heinrich

General Motors Trucks Ad (1922): Illustrated by Roy Frederic Heinrich

General Motors Trucks Ad (1922): Illustrated by Roy Frederic Heinrich
General Motors Trucks Ad (1922): Illustrated by Roy Frederic Heinrich
General Motors Trucks Ad (September, 1922): Illustrated by Roy Frederic Heinrich
General Motors Trucks Ad (October, 1922): Illustrated by Roy Frederic Heinrich
General Motors Trucks Ad (November, 1922): Illustrated by Roy Frederic Heinrich
General Motors Trucks Ad (1923): Illustrated by Roy Frederic Heinrich
General Motors Trucks Ad (May, 1923): Illustrated by Roy Frederic Heinrich
General Motors Trucks Ad (July, 1923): Illustrated by Roy Frederic Heinrich
General Motors Trucks Ad (1923): Illustrated by Roy Frederic Heinrich
General Motors Trucks Ad (1923): Illustrated by Roy Frederic Heinrich
General Motors Trucks Ad (1923): Illustrated by Roy Frederic Heinrich
General Motors Trucks Ad (December, 1923): Illustrated by Roy Frederic Heinrich
General Motors Trucks Ad (February, 1924): Illustrated by Roy Frederic Heinrich
General Motors Trucks Ad (1924): Illustrated by Roy Frederic Heinrich
General Motors Trucks Ad (1924): Illustrated by Roy Frederic Heinrich
General Motors Trucks Ad (July-August, 1924): Illustrated by Roy Frederic Heinrich
General Motors Trucks Ad (August, 1924): Illustrated by Roy Frederic Heinrich
General Motors Trucks Ad (November, 1924): Illustrated by Roy Frederic Heinrich