Ekri yon kontinyasyon pou paragraf sa a - 1849: "Portrait of Five Gentlemen who were Unjustly Imprisoned", McCord Museum, Montreal, Accessed 2015-12-27 (Klike sou ikon "Full Screen" anwo imaj la pou wè li nan yon nouvo fenèt.) Gravure pa John Henry Walker, ki montre pòtrè Lock nan senk mesye yo akize de boule nan bilding yo Palman an nan Monreyal