Color drawing depiciting mountain zebras, by H. [...] Miner, [s.d.] 

Color drawing depicting Nubian and Somaliland wild asses, by H. [...] Miner, [s.d.] 

Color drawing depicting Grevey's zebras, by H. [...] Miner, [s.d.] 

Color drawing depicting zebras, by H. [...] Miner, [s.d.] 

Drawing depicting an interior view of a museum, [s.d.] 

Drawing depicting prehistoric mammoths, [s.d.] 

Schooner entering an unidentified harbor on Catalina Island, [s.d.] 

Mules grazing in alfalfa field at Calexico, ca.1910 

Exterior view of Manual Arts High School, [s.d.] 

Drive in Altadena, [s.d.] 

Mountain lake surrounded by pine trees, [s.d.] 

Road surface of sticky adobe worked by mule-drawn harrow to speed drying during road construction, [s.d.] 

Men and mules "head grain", ca.1890 

Wreck of the tanker, "Lyman Stewart", [s.d.] 

Drawing by Alexander F. Harmer depicting Franciscan Missionaries walking through the hills, [s.d.] 

View of four miners working in an unidentified location in California, ca.1900 

Street construction at Doris Place, using mules, [s.d.] 

Assayers at a tin mine in Santa Ana, [s.d.] 

Ontario & San Antonio Heights mule car on Euclid Avenue, Ontario, ca.1887 

Ditch Digger machine on Washington Boulevard, [s.d.]