Interior of Horticultural Hall — Unlike the other main buildings, it was meant to be permanent. Photo Credit: By Edward Strahan - 1875 - Public Domain, https://commons.wikimedia.org/w/index.php?curid=56542242
Main Exhibition Building — Centennial Exposition, Philadelphia (1875–76, disassembled and sold 1881). In terms of total area enclosed, 21½ acres, it was the largest building in the world Photo Credit: By Smithsonian Institution Libraries - Public Domain, https://commons.wikimedia.org/w/index.php?curid=7341940
Main Exhibition Building
Centennial Exposition, Philadelphia (1875–76, disassembled and sold 1881). In terms of total area enclosed, 21½ acres, it was the largest building in the world
Map of the Exhibition complex — Photo Credit: By Boston Public Library - Public Domain, https://commons.wikimedia.org/w/index.php?curid=26553064
Opening day ceremonies at the Centennial Exhibition — Philadelphia, PA May 10, 1876 Photo Credit: By James D. McCabe - Public Domain, https://commons.wikimedia.org/w/index.php?curid=20251367
Centennial International Exhibition 1876 — Share of the Centennial Board of Finance from the 18. August 1875 for the Centennial International Exhibition 1876 Photo Credit: By Unbekannte Autoren und Grafiker - Public Domain, https://commons.wikimedia.org/w/index.php?curid=71156277
A Bell System logo — A Bell System logo (called the Blue Bell), used from 1889 to 1900. The Bell Telephone Company and its successors created the Bell System and drove its expansion. Photo Credit: By AT&T - http://www.porticus.org/Transferred from en.wikipedia by SreeBot, Public Domain, https://commons.wikimedia.org/w/index.php?curid=17836546
A Bell System logo
A Bell System logo (called the Blue Bell), used from 1889 to 1900. The Bell Telephone Company and its successors created the Bell System and drove its expansion.
Alexander Graham Bell Family 1885 — Mabel Gardiner Hubbard with her husband Alexander Graham Bell and their daughters Elsie (left) and Marian (1885). Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=5341873
Alexander Graham Bell Family 1885
Mabel Gardiner Hubbard with her husband Alexander Graham Bell and their daughters Elsie (left) and Marian (1885).
Mabel Hubbard Gardiner Bell as a girl, ca. 1860 — Photo Credit: By Unknown -Public Domain, https://commons.wikimedia.org/w/index.php?curid=77358492
Mabel Gardiner Hubbard Bell (c. 1917) — wife of Alexander Graham Bell Photo Credit: By Harris & Ewing - Public Domain, https://commons.wikimedia.org/w/index.php?curid=10906134
Gardiner Green Hubbard — Photo Credit: By Otto Renard - Library of CongressCatalog: Public Domain, https://commons.wikimedia.org/w/index.php?curid=79883978