"In Facultate Artium. Universitas Collegii McGill...Alexandro D. Blackader Praemium ho 1iterarium propter insignes progressus in Literis Humanioribus in Classe Prima ... MDCCCLXVII. Quod testor Georgius Cornish, M.A., Professor."
McGill College, Certificate; "In Classe prima propter Mathematicas feliciter excultas, Honores Ordinis primi adeptus est, examinatione habita, extrema Sessione..." of Alexander D. Blackader
McGill University, Montreal. Faculty of Arts. Session 1866-7. Presented to Mr. Alexr. D. Blackader as a College Prize in Chemistry. [Signed] J.W. Dawson"