Kammala wannan magana: Yayin da zazzabi na jirgin kasa ya yi tsere a fadin Arewacin Amirka, Hamilton ya shiga cikin aikin tare da inganta wasu layin takarda a cikin shekarun 1830. Wannan ya haɗa da Allan Napier MacNab's Hamilton da Port Dover Railway wanda, kodayake an yi hayar a 1835, a zahiri bai shimfiɗa kowane waƙa ba har zuwa tsakiyar 1850s a ƙarƙashin sunan kamfani daban. MacNab ya kammala Dundurn Castle, gidansa mai daraja, a cikin 1835. Wani yaro soja a cikin War na 1812, ya jagoranci Gore 'yan bindiga su murkushe' yan tawaye a cikin
Tawaye na 1837 wanda aka ba shi daraja a shekara mai zuwa.