Q7730 (Q7730): Difference between revisions

Revision as of 17:19, 11 June 2026

No description defined

Language	Label	Description	Also known as
English	No label defined	No description defined

@@ label / en / label / en @@
-Pressey teaching machine
@@ Property / subclass of @@
-teaching machine
@@ Property / subclass of: teaching machine / rank @@
-Normal rank
@@ Property / discoverer or inventor @@
-Sidney L. Pressey
@@ Property / discoverer or inventor: Sidney L. Pressey / rank @@
-Normal rank