Cika wannan magana: A 1915, Davidson da 30 cadets girmamawa ya fitar da wani mota sojojin na takwas modified Cadillacs a cikin wani Glidden Tour daga Chicago zuwa
Nunin a San Francisco da dawowa a cikin babban abin da 'yan jarida ke yi a kan hanya. Gidan motar ya fara ne kusa da makarantar Highland Park inda Davidson yake a cikin Motar Bincike. Sun tashi a ranar 10 ga Yuni, 1915, kuma suna da niyyar wucewa ta Moline, Iowa City, Omaha, Denver, da Salt Lake City don isa San Francisco don baje kolin Panama-Pacific a ranar 14 ga Yuli, 1915.