Handwritten on back: "Yours sincerely at Sabino Canyon - I guess I shall have to hook up my suspenders a notch - also reduce my lower chest but think I must have leaned backwards. Really don't think I am curved so much - hope not."
Table of Contents: Urethane foam for furniture; You and your toothbrush; Moscow after dark; Project 4120: make a new synthetic rubber; The railroads' history makers; Calypso explores an undersea canyon; The chemist's electronic servants; Traveling...
Table of Contents: Nylon turns twenty; This uncommon man; The Glen Canyon feat; Newest of the curtain walls; The ABC's of CMC; Urbane suburban clothes; The voodoo's gone from plastics molding; Seven-minute paint seminar; Evolution in earthmovers;...
