RT Book
T1 Regulae ad directionem ingenii
T2 Philosophische Bibliothek <Hamburg>
JF Philosophische Bibliothek <Hamburg>
A1 Descartes, René 1596-1650
A2 Springmeyer, Heinrich 1897-1971
LA Latin
LA German
PP Hamburg
PB Meiner
YR 1973
UL https://ixtheo.de/Record/021573506
CN B1868
SN 3787302646
K1 Reasoning
K1 Logic, Symbolic and mathematical
K1 Erkenntnis