Virtual International Authority File


P. L. Robertson Canadian inventor who popularized the square-socket type of screw drive Wikidata ISNI

Robertson, Peter Lymburner, 1879-1951 Library of Congress/NACO

Robertson, Peter L. (Peter Lymburner), 1879-1951 Library and Archives Canada

VIAF ID: 11073312 (Personal)


ISNI: 0000  0000  7413  271X 

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Title Sources
P.L., inventor of the Robertson screw, 1998: Library of Congress/NACO

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