W.I. Pumphrey / E. G. West

OCLC:803181675

Aluminum Development Association. Welding Research Team / W. I. Pumphrey

OCLC:9651396

Aluminum

Albert Charles Seward / Aluminum Company of America / Arthur Elijah Trueman / C. E. Marshall / Disney Alexander Wray / Earl Morgan Richards / G. M. Lees / Institute of Petroleum (Great Britain) / John Ross McKenna / Robert Bentham / S. G. Clift / Sir Cyril Hinshelwood / W. I. Pumphrey / William Alfred Richardson

LCCN:a52009367

Aluminum

W. I. Pumphrey / P. H. Jennings

OCLC:44025665

W.I. Pumphrey

OCLC:248626395

L.E. Vogel / W.I. Pumphrey / J.V. Lyons

OCLC:314938585