Victor Maximilian Berthold

1856 – 1932

• History of the telephone and telegraph in Brazil, 1851-1921
• History of the telephone and telegraph in the Argentine republic 1857-1921
• The die varieties of the Nesbitt series of United States envelopes
• The pioneer steamer California, 1848-1849
• Handbook of the Wells, Fargo & co.'s handstamps and franks used in the United States and Dominion of Canada and foreign countries
• History of the telephone and telegraph in Chile, 1851-1922
• History of the telephone and telegraph in Colombia, S.A., 1865-1921
• History of the telephone and telegraph in Uruguay, 1886-1925
• The die varieties of the Nesbitt series of United States envelopes
• The Nesbitt die varieties
• The story of Mormon Island