August 23, 1870. Andrew Dickson White to Ezra Cornell: "The immediate completion of the Sibley Building is of immense importance to us. We are at present utterly crippled in our department of Mechanic Arts for want of just such accomodations as the Sibley Building will give. I insist that this building now is worth two or three buildings later." Topics: Hartt expedition to South America; Cornell University: buildings, University Museum; Sibley Building; Minnesota lands; Albany Agricultural Works Personal names: Gould, John Stanton; Hartt, Ch. Fred.; White, Andrew Dickson; Emery, C.F.; McGraw, John; Cornell, Alonzo B.; Cornell, Mary Ann. Geography: Albany, N.Y.