Gemini

Photo number 1 of astronaut Edward H. White's extra vehicular activity ("space walk") on Gemini IV (June 3, 1965) - History By Mail
Photo number 2 of astronaut Edward H. White's extra vehicular activity ("space walk") on Gemini IV (June 3, 1965)
Photos of astronaut Edward H. White's extra vehicular activity ("space walk") on Gemini IV (June 3, 1965). 
Photo of Gemini 7 - History By Mail
Photo of Gemini 7 (launched December 4, 1965 with Frank Borman and James A. Lovell) taken from Gemini 6 (launched December 15, 1965 with Walter M. Schirra, Jr. and Thomas P. Stafford) during rendezvous maneuvers. Estimated altitude of 160 miles above Earth. Photo taken December 15, 1965. 
Mission Control Center tracking Gemini 5 flight (August, 1965) - History By Mail
Mission Control Center tracking Gemini 5 flight (August, 1965). 

Cosmonaut Yuri Gagarin (first human in space) meets with astronauts Edward White and James McDivitt at the Paris International Air Show (June 19, 1965) - History By MailCosmonaut Yuri Gagarin (first human in space) meets with astronauts Edward White and James McDivitt at the Paris International Air Show (June 19, 1965). Vice President Hubert Humphrey and French Prime Minister Georges Pompidou are also present. 

Edward White and James McDivitt wait for takeoff (June 3rd, 1965) of Gemini IV - History By Mail
Edward White and James McDivitt wait for takeoff (June 3rd, 1965) of Gemini IV during which Edward White achieved the first U.S. spacewalk.