Blue cover of a 1966 New York Yankees Yearbook with the word 'YEA' in large white letters and three signed baseballs at the bottom.

1966 Yankees Yearbook ~ 1st edition

Black and white team photograph of the 1966 New York Yankees baseball team, arranged in several rows with players wearing uniforms and caps.

Roster date on page 6 is “April 12, 1966”