Letter from S. Braeunlich of the Scientific Publishing Company to B.J. Harrington, written from New York. Letter regarding a French edition of Dr. Hunt's Systematic Mineralogy.
Letter from C.H. Mcleod to B.J. Harrington.
Letter from Edwin Howell to B.J. Harrington, written from Washington, D.C. Written on letterhead of the Natural Science Establishment.
Letter from M. Desrosiers to B.J. Harrington.
Letter from Frank Packard to B.J. Harrington, written from Montreal.
Typewritten letter from Thos. Egleston to B.J. Harrington, written from New York.
Letter from H.J. Beemer to B.J. Harrington, written from Montreal.
Letter from Thomas Meehan of the Pennsylvania Board of Agriculture to B.J. Harrington.
Letter from H. Hamilton Walker to B.J. Harrington.