U.S. AIR MAIL SERVICES, C.A.M. No.9: The Laird biplane, fitted with a 200 h.p. Wright "Whirlwind" engine, the type of mail 'plane employed on the Chicago - Twin Cities route by Chas. Dickinson, the original contractor for this service. It is now operated by Northwest Airways with new machines.

Лётная школа «Crawford Aeronautical Schools» пережила депрессию. Но на её рекламе 1929 г. отнюдь не самолёт сестринской фирмы «Crawford All-metal Airplane», а биплан Laird LC-B