Sellos

Las Seis Condiciones

Salgado, Gustavo Pino

Mi Piel

Salgado, Gustavo Pino

What Philately Teaches. A Lecture Delivered before the Section on Philately of the Brooklyn Institute of Arts and Sciences, February 24, 1899

Luff, John N.

The postage stamps and post cards of the North American colonies of Great Britain

Authors, Various

El sello y la pluma

Ibañez, Carlos

Canada: Its Postage Stamps and Postal Stationery

Howes, Clifton A.

The Die Varieties of the Nesbitt Series of United States Envelopes

Berthold, Victor Maximilian

Stamp Collecting as a Pastime

Nankivell, Edward J.

Peeps at Postage Stamps

Johnson, Stanley C.