On the Flexibility of Itacolumnite
Printed article published in the American Journal of Sciences, Vol. XXVIII, Sept., 1884.
Derby, Orville A. (Orville Adelbert), 1851-1914
Letter, 12 May 1887
Letter to Sir William Dawson from Alfred R.C. Selwyn, written from Ottawa on Geological & Natural History Survey letterhead.
Selwyn, Alfred Richard Cecil, 1824-1902
Letter, 11 May 1887
Letter to Sir William Dawson from J. Cl. K. Laflamme, written from Montreal.
Laflamme, J. C. K. (Joseph-Clovis-Kemner), 1849-1910
Letter, 27 May 1887
Letter to Sir William Dawson from J.J. Stokes, written from Cambridge.
Stokes, George Gabriel, 1819-1903