found: Her Concerning etchings, 1913:t.p. (Bertha E. Jaques, secretary of the Chicago Society of Etchers)
found: LC manual auth. cd.(hdg.: Jaques, Bertha Evelyn Clauson, Mrs., 1863- ; usage: Bertha E. Jaques)
found: Bertha E. Jaques and the Chicago Society of Etchers, c2002:p. 105 (d. 1941)
found: Allgemeines Künstlerlexikon online, May 13, 2020(Jaques, Bertha E.; etcher; graphic artist; painter; photographer; author; date of birth 1863.10.24; reference from Jacques, Bertha E.)
found: Bénézit dictionary of artists, via Oxford Art Online, published online 31 October 2011, accessed May 13, 2020(Jaques, Bertha E.; maiden name: Clauson; American, 19th century, female; born 24 October 1863, in Covington (Illinois); died 1941; painter, engraver, illustrator, writer, teacher; studied in Chicago, where she settled; founded the Chicago Society of Etchers in 1910)
found: Union list of artist names online (ULAN), May 13, 2020(Jaques, Bertha E. (American painter, etcher, and illustrator, 1863-1941); other names: Clauson, Miss Bertha; Jaques, Bertha Evelyn Clausen; Jaques, Berta E.; born: Covington (Miami County, Ohio); died: Chicago; ID: 500127825)
found: Art Institute of Chicago website, May 13, 2020(Bertha E. Jaques; also known as: Bertha Evelyn Clausen, Bertha Evelyn Clausen Jaques, Mrs. William Kilbourne Jaques, Bertha Evelyn Jacques, Bertha E. (Bertha Evelyn) Jaques, Jaques, Bertha Evelyn Clauson, Mrs.)
found: Wikipedia, May 13, 2020(article title: "Bertha Jaques"; Bertha Evelyn Jaques (October 24, 1863-March 30, 1941); American etcher and cyanotype photographer; born Covington, Ohio, October 24, 1863; died Chicago, March 30, 1941; etcher, printmaker, photographer, poet)
found: Photographers' identities catalog (PIC), May 13, 2020(Bertha Evelyn Jaques; American, 1886-1965; female; PIC ID: 23933; roles performed: photographer; processes used: cyanotypes) - http://pic.nypl.org/constituents/23933
