950
Open
Frederik Wellmann
A. MS. notebook
LOGIC (MS 339-1009)
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Logic (modal see Modality), Relatives logic of, Schroeder Ernst
small notebook and 1 p. continuing the comparison of CSP's symbolism with Schroeder's begun on pp. 38-41 of the notebook.
u
522
n.p.
LOGIC / LOGICAL ALGEBRA
yes
One page added from fragments which continues the comparison of CSP's symbolism with Schroeder's begun on pp. 38-41 of the notebook