"overall: Height: 8.250 inches (20.955 cm) | Width: 11.625 inches (29.528 cm)"@en . "Drawing in pencil and crayon on paper of a helmet with the title: Mobilisation 2 September 1939."@en . . . "No restrictions on access"@en . "Drawing of an army helmet"@en . "1939 November 03" . . "Drawing of a soldier's helmet by Harry Froehlich in November 1939 captioned Mobilisation 2 September 1939."@en . . . "The drawing was donated to the United States Holocaust Memorial Museum in 2016 by Royce Froehlich, the son of Harry Froehlich."@en . . "irn555469" .