Kammala jumla mai zuwa: Ya jagoranci nune-nunen ma'adinai da ma'adinai na Amurka a nune-nunen kasa da kasa a Paris (1889), Chicago (1893), Atlanta (1895), Paris (1900), da kuma
St. Louis (1904). Ya ba da jerin laccoci guda takwas a kan "Kayan duwatsu masu daraja" don Lowell Institute na 1894 <unk> 95 kakar. A matsayinsa na masanin kimiyyar kirki, ya kasance memba na Mineralogical Society of America, Ƙungiyar Ƙungiyar Ƙasa ta Amirka don Ci gaban Kimiyya, Cibiyar Kimiyya ta New York (wanda ya kasance mataimakin shugaban), New York Mineralogical Club, American Scenic and Historic Preservation Society (wanda ya yi aiki a matsayin shugaban), American Chemical Society, Cibiyar Nazarin Harkokin Mining da Metallurgical Engineers (wanda ya kasance mataimakin shugaban), da kuma sauran al'adu, kimiyya, da kuma kungiyoyin halitta.