South America, 1928 J.H. Doolittle South American Test Flight. Four pilot signed cacheted covers from the La Paz-Santiago to the Asuncion-Rio de Janeiro legs of the flight, various country frankings, Very Fine. AAMC No. 580a-d. Estimate  $200 - 300. $0 (Image)

South America, 1932 South American Zeppelin Flights. 4 covers and card; 1 from Germany to Brazil, others return flights to Germany from Argentina, Brazil, Chile and Paraguay (includes Sieger 175Aa, 183Aa & 188), Very Fine. Estimate  $200 - 300. $0 (Image)

South America, Waterlow Specimen Stock, 1900-50's. Many hundreds in single and block format arranged on large stockcards; various countries and issues including Costa Rica, Peru including 1896-1900 Issue blocks with various specimen overprint varieties, similar Brazil 1906-11 definitives, Guatemala, Colombia, Ecuador including telegraph issue sheets, Venezuela with airmail blocks, etc.; fresh material, please inspect for full evaluation. Estimate  $3,000 - 4,000. $0