Sign "Begin Argon Block/End Iowa Falls Block" near tracks in field. Highway bridge over tracks. "Located about 2 mi. N. of Mills Tower, IA Falls, IA. View looks N. (Hwy 20 bridge in background.) Sims photo, Cornell, IA 50313"--Photograph verso.
Sign for Argon next to tracks. "About 1/2 mile N. of Mills Tower - IA Falls, IA. View looks N. Ron Sims photo, 2717 Cornell, D.M. IA 50313"--Photograph verso.
Sign for Armstrong on two posts. Train sitting on tracks. Automobile near tracks. "[Vi]ew looks W. R.I. [Ro]n Sims photo, [271]7 Cornell, [D]M IA 50313"--Photograph verso.
Sign for "Begin Gruver Block/End Armstrong Block" next to railroad tracks. Railroad cars on tracks. Railroad signal. "View looks W. Ron Sims photo, 2717 Cornell, D.M. IA 50313"--Photograph verso.
