Jericho, VT Dec 26, 04
Prof S. P. Langley
Secretary Smithsonian Institution
Washington D.C.
I am deeply gratified that you are to act upon my suggestion, & will take & store five hundred copies, or positives, of my last snow & frost crystals. I am perfectly willing that the Smithsonian Institution should, if it wish, make negatives for publication, or any other purpose. The terms offered are entirely satisfactory, & I will prepare, if desired, a descriptive paper relating to them. I will go about the wok as –