found: Jacobs, R. Palmer Lake trails, c1996:text (earlier names for town located south of Denver were Divide and Summit Lake [no publs. in LC data base], but name was permanently changed in 1884 to Palmer Lake in honor of its founder, Gen. William Jackson Palmer)
found: USGS-GNIS website, Mar. 3, 1997(Palmer Lake; pop. place; Colorado; El Paso Co.; 390720N, 1045500W)
found: William Henry Jackson Papers Digital Library Collection, 2001:Item 963 (Palmer Lake)
found: GNIS, Oct. 9, 2001(Palmer Lake, populated place, El Paso County, Colorado, variant names: Divide, Divide Lake 39deg. 07min. 20sec.N 104deg. 55min. 00sec.W)
found: Denver Public Library Files, Oct. 9, 2001(Palmer Lake, Colorado; View of men and women in rowboats on Palmer Lake, at Palmer Lake (El Paso County), Colorado)
