"Gág, Wanda: The Bite of the Picture Book," by Richard W. Cox.
In Minnesota History, vol. 44, no. 7 (Fall 1975): pp. 239-254.
MNHS call number: Digital Copy
Wanda Gág: Storybook Artist, by Gwenyth Swain.
St. Paul, MN : Borealis Books, 2005.
Growing Pains: Diaries and Drawings for the Years 1908-1917, by Wanda Gág.
A collection of diary entries written by Wanda Gág during 1908-1917. The entries describe Gág's experiences growing up in Minnesota in the early twentieth century, as well as a glimpse into the childhood thoughts of a famous artist.
St. Paul: Minnesota Historical Society Press, 1984 (reprint).
MNHS call number:
Reading Room NC139.G2 A3 1984, also available for purchase
Hertha Aufderheide Collection, 1908-1937
Contains greeting cards and postcards sent to Hertha Aufderheide from Minnesota artist/author, Wanda Gág. The greeting cards include two original Gág watercolor and ink drawings and eight containing Gág lithograph illustrations (undated and 1935-1937). There are also four postcards containing original watercolor and ink drawings (undated and 1908, 1913), and two wood engravings (undated and 1928). Some of the cards contain handwritten messages.
MNHS call number: Digital Finding Aid
Wanda Gág Photograph Collection
This collection includes views of Gág's birthplace in New Ulm, Minnesota, on Third Street North and her home at 226 North Washington Street and views of Wanda Gág and her family and friends, including: Stella Gág, Dehli Gáág, Nelda Gág, and Adolf Dehn.
MNHS call number: I.271 (in the A-V Collection).