Template talk:Did you know nominations/Olga Hartman

Hook modifications

... that although Olga Hartman believed her basic research on marine worms had no practical value, it was applied to experimental studies of oysters? [2023-12-27 at 04:40:49, by Nikkimaria]
... that although Olga Hartman believed that her basic research on marine worms had no practical value, it was applied to experimental studies of oysters? [2023-12-27 at 18:11:47, by Ravenpuff]