Buchanan, William Insco (1853-1909). Historically Significant Letterbook with Copies of ca. 450 Two Hundred Letters and Telegrams in English and Spanish, Written and Received by William I. Buchanan in August 1897 – July 1899, during His Service as U.S. Envoy Extraordinary and Minister Plenipotentiary in Buenos Aires; WITH: A Journal with 33 Original Amateur Gelatin Silver Photos of Argentina; WITH: A Journal Accounting for Buchanan’s Family Private Expenses in Argentina in November 1894 – December 1895.