 Firestone / Ford / and Edison |
 Thomas Edison with Harvey Firestone and Henry Ford |
 Thomas A. Edison - groups |
 Henry Ford / Thomas Edison / John Burroughs / Harvey Firestone - Yama Farms Inn, Napanoch, N.Y. |
 Henry Ford / Thomas Edison / John Burroughs / Harvey Firestone - Yama Farms in Napanoch, N.Y. |
 Henry Ford / Thomas Edison / Harvey Firestone, Marion, Ohio |
 Firestone / Ford / Edison |
 R-R: Harvey Firestone /Pres. Coolidge / Henry Ford / Thomas Edison / Harvey Firestone Jr. / Mrs. Coolidge / Col. Coolidge |