Originally entered in SCDDB as "Mrs Drummond of Megginch" it seems it ought to be "Miss Drummond of Megginch".

Apparently commemorating Victoria Drummond. See <<https://en.wikipedia.org/wiki/Victoria_Drummond>>, <<https://www.nls.uk/learning-zone/science-and-technology/women-scientists/victoria-drummond/>> or <<https://www.nrscotland.gov.uk/research/learning/hall-of-fame/hall-of-fame-a-z/drummond-victoria>> for biographical details.