(Source: A.G. Renstrom, LC Staff, 1981-82) Tissandier collection. Public domain photograph of 19th century drawing, free to use, no copyright restrictions image - Picryl description
Public domain photograph of Washington DC, 1910s-1920s America, free to use, no copyright restrictions image - Picryl description
Photographer: Kadel & Herbert Balloons - Miscellaneous Public domain image of an airship, no copyright restrictions image - Picryl description
Balloons - Miscellaneous Public domain image of a balloon aerostat, early aeronautics, no copyright restrictions image - Picryl description
Photographer: Western Newspaper Union Balloons - Hangars and Beds Public domain photograph related to the United States in World War One, free to use, no copyright restrictions image - Picryl description
Photographer: Goodyear Tire and Rubber Co. Balloons - Miscellaneous Public domain image of an airship, no copyright restrictions image - Picryl description
Date Taken: 7/4/1918 Photographer: Western Newspaper Union Ceremonies - England, Italy
Date Taken: 1/17/1919 Photographer: Underwood & Underwood Balloons - Hangars and Beds
Photographer: C.P.I. Balloons - Miscellaneous Public domain photograph related to the United States in World War One, free to use, no copyright restrictions image - Picryl description
Photographer: Goodyear Tire & Rubber CO. Balloons - Equipment Public domain photograph related to the United States in World War One, free to use, no copyright restrictions image - Picryl description
Photographer: The Burgess Co., Marblehead Balloons - Hangars and Beds Public domain photograph related to the United States in World War One, free to use, no copyright restrictions image - Picryl description
Photographer: International Film Service Balloons - In the Theatre of Operations Public domain image of an airship, no copyright restrictions image - Picryl description
Date Taken: 2/8/1919 Photographer: Western Newspaper Union Balloons - In the Theatre of Operations
Photographer: Western Newspaper Union Balloons - Hangars and Beds Public domain image of an airship, no copyright restrictions image - Picryl description
Photographer: Western Newspaper Union Balloons - Miscellaneous Public domain image of an airship, no copyright restrictions image - Picryl description
Photographer: International Film Service Balloons - Observation Public domain image of an airship, no copyright restrictions image - Picryl description
Date Taken: 1917 Photographer: International Film Service Balloons - In the Theatre of Operations
Photographer: International Film Service Balloons - U Public domain image of a balloon aerostat, early aeronautics, no copyright restrictions image - Picryl description