Source: Library of Congress
Neither snow nor rain nor heat nor gloom of night stays these couriers from the swift completion of their appointed rounds.
High res. Shorpy version.
Alaska Highway mail truck, 1919.
U.S. mail truck used in snowy mountain sections of Nevada County, California, 1940.
CoolOldPicoftheDayClub.com 
Might have been used on Snowy Range in Southern Wyoming..loved living Saratoga
LikeLike
Do you think there were different vehicles in different parts of the country like that?
LikeLike
I worked in Sumas Wa 98295 for 20yrs…I have been retired for 9yrs…during my service we went through the anthrax threat…also the air mail safety plans were put into place during my working days…when I got to be 56yrs…minimum age for retirement…I did it…I was married to a Dairy Farmer…he needed me to be his help mate…good bye.
LikeLike
Tahoe, Elko, possibly Reno etc.
LikeLike
Yep, Truckee
LikeLiked by 1 person
I grew up in Nevada City !! I wonder where it delivered mail !! 😎🧸🦔💖❣💞💕
LikeLiked by 1 person
Maybe Truckee?
LikeLiked by 1 person