Subject
- Paper industry1
- Photoelectric measurements1
- Pine oil1
- Polymerization1
- Polymers--Viscosity1
- Reis, Ed1
- Reis, Edward1
- Roberts, Andrew1
- Rubber1
- Schussler, John1
- Shands, Johnnie1
- Shernauski, Clem1
- Skuwera, Charles J.1
- Slater, Art1
- Society of Exploration Geophysicists1
- Spectrophotometer1
- Spectrophotometry1
- Spindles (Machine-tools)1
- Stauble, Thomas1
- Stevens, Donald1