[1] Blakeslee (along with four other reporters from different papers) won the 1937 Pulitzer Prize for the group's collective coverage of science at Harvard University's tercentenary celebration.
The Howard W. Blakeslee Award of the American Heart Association is named in his honor.
[2] Blakeslee was married twice, first in 1906 to Marguerite Fortune and second, after the death of his first wife, to Rosamund Robinson in 1936.
[1] His son from his first marriage, Alton Blakeslee, eventually succeeded him as science editor at AP, retiring in 1985.
His granddaughter (Alton's daughter) is Sandra Blakeslee, a long-time science reporter for the New York Times.