 In the 1920s, while continuing to illustrate a large number of children's books, Tenggren worked consistently in advertising up until the Great Depression; in 1936, he was hired by Walt Disney Productions, to work as a chief illustrator with "Snow White and the Seven Dwarfs".Tenggren was not only a concept artist on this movie, but he did much of the illustrations for the non-animated tie-ins to the film, most notably the serialized version of Snow White which was featured in two successive issues of "Good Housekeeping " Magazine just prior to the film's release.He later worked with productions such as "Bambi" and "Pinocchio", as well as backgrounds and atmospheres of films such as "The Ugly Duckling" and "The Old Mill".