Western Pennsylvania Exposition Society
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| Western Pennsylvania Exposition, viewed from across the Monongahela River on Mount Washington, postcard dated 1909. Donley Collection, Pennsylvania. |
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| Western Pennsylvania Exposition, viewed from across the Monongahela River on Mount Washington, postcard dated 1909. Donley Collection, Pennsylvania. |
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| Western Pennsylvania Exposition, interior, postcard dated 1909. Donley Collection, Pennsylvania. |
Austin C. Wooster exhibited his work at the 1890 Western Pennsylvania Exposition Society. Reference: "1890 Western Pennsylvania Exposition Society," catalogue, 1890. The Senator John Heinz Pittsburgh Regional History Center, 1212 Smallman Street, Pittsburgh, PA.