United States. A Signed Photograph of 30th President of the United States, Calvin Coolidge certificate_of_authenticity measuring 15 mm (w) x

measuring 15 mm (w) x 32 mm (h)

by Ferdinand Walther

for which he had to be treated in the Feldlazarett in Cambrai

the Immelmann Barracks

the reverse depicting typical of time period Spanish eagle in red

United States. A Signed Photograph of 30th President of the United States, Calvin Coolidge certificate_of_authenticity measuring 15 mm (w) xA studio portrait of Calvin Coolidge mounted on a cardstock backer, signed To Ewing Sadler with regards, Calvin Coolidge in black fountain pen, the backer is marked Spence Studio, Northampton, Massachusetts, the photograph measuring 165 mm (w) x 115 mm (l), with staining particularly on the right side of the cardstock backer from moisture, in overall near very fine condition. Footnote: Calvin Coolidge (July 4th, 1872 January 5th, 1933) was an American