BRACERS Record Detail
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Russell Library 1580
This postcard is in the same file as document .048605. BR noted on it: "Answered".
Found at p. 405 of Ernst Schröder, Algebra und Logik der Relative, vol. 3 (Russell's Library, no. 1580).
Schmid, Russell—Couturat 1: #65
Record last modified 2014/12/08
Created/last modified by whittle