The School for Custodians, Janitors and Engineers began in Summer 1925 under the direction of Dr. Harry S. Ganders. Through the years the course covered such topics as "heating, ventilation, sanitation, maintenance of the plant, etc." The school continued until [1947?]. Source: Carter, Albert Frank. Forty Years of Colorado State Teachers College, p. 381. (LB1840.G72 C3). Additional information can be found in the following sources: 1947-1964 Ross files "Custodian school." (RG2 S5 F4 ). The Custodian. Feb. 1940 (v. I no.1) - Apr. 1942 (v. III, no. 2). (RG3 S1 F21 1939-40, 1941-42). Summer school bulletins 1940 & 1941 (RG3 S1 F4 & RG7 S5 F3) Turner-Barnhart files--Buildings Grounds--Custodian school 1950 (RG8 S4 F1).