![File:Petrifactions and their teachings, or, A hand-book to the gallery of organic remains of the British Museum (Page 449) BHL17902923.jpg - Wikimedia Commons File:Petrifactions and their teachings, or, A hand-book to the gallery of organic remains of the British Museum (Page 449) BHL17902923.jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/4/48/Petrifactions_and_their_teachings%2C_or%2C_A_hand-book_to_the_gallery_of_organic_remains_of_the_British_Museum_%28Page_449%29_BHL17902923.jpg)
File:Petrifactions and their teachings, or, A hand-book to the gallery of organic remains of the British Museum (Page 449) BHL17902923.jpg - Wikimedia Commons
![File:Petrifactions and their teachings, or, A hand-book to the gallery of organic remains of the British Museum (Page 478) BHL17902952.jpg - Wikimedia Commons File:Petrifactions and their teachings, or, A hand-book to the gallery of organic remains of the British Museum (Page 478) BHL17902952.jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/8/85/Petrifactions_and_their_teachings%2C_or%2C_A_hand-book_to_the_gallery_of_organic_remains_of_the_British_Museum_%28Page_478%29_BHL17902952.jpg)
File:Petrifactions and their teachings, or, A hand-book to the gallery of organic remains of the British Museum (Page 478) BHL17902952.jpg - Wikimedia Commons
![Problems occur when building an imported project from the gallery. - Bugs and Other Issues - MIT App Inventor Community Problems occur when building an imported project from the gallery. - Bugs and Other Issues - MIT App Inventor Community](https://community.appinventor.mit.edu/uploads/default/original/3X/f/1/f1a44cecedbb88cc33eb223b98de1e92af7f3ca7.png)
Problems occur when building an imported project from the gallery. - Bugs and Other Issues - MIT App Inventor Community
![File:Roger's historical bronze door, at the entrance to the gallery & to the House of Representatives, U.S. Capitol - lith. by E. Sachse & Co. Balto. LCCN2012648852.jpg - Wikimedia Commons File:Roger's historical bronze door, at the entrance to the gallery & to the House of Representatives, U.S. Capitol - lith. by E. Sachse & Co. Balto. LCCN2012648852.jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/a/a0/Roger%27s_historical_bronze_door%2C_at_the_entrance_to_the_gallery_%26_to_the_House_of_Representatives%2C_U.S._Capitol_-_lith._by_E._Sachse_%26_Co._Balto._LCCN2012648852.jpg)
File:Roger's historical bronze door, at the entrance to the gallery & to the House of Representatives, U.S. Capitol - lith. by E. Sachse & Co. Balto. LCCN2012648852.jpg - Wikimedia Commons
![File:Petrifactions and their teachings, or, A hand-book to the gallery of organic remains of the British Museum (Page 319) BHL17902793.jpg - Wikimedia Commons File:Petrifactions and their teachings, or, A hand-book to the gallery of organic remains of the British Museum (Page 319) BHL17902793.jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/thumb/d/db/Petrifactions_and_their_teachings%2C_or%2C_A_hand-book_to_the_gallery_of_organic_remains_of_the_British_Museum_%28Page_319%29_BHL17902793.jpg/597px-Petrifactions_and_their_teachings%2C_or%2C_A_hand-book_to_the_gallery_of_organic_remains_of_the_British_Museum_%28Page_319%29_BHL17902793.jpg)
File:Petrifactions and their teachings, or, A hand-book to the gallery of organic remains of the British Museum (Page 319) BHL17902793.jpg - Wikimedia Commons
![File:Petrifactions and their teachings, or, A hand-book to the gallery of organic remains of the British Museum (Page 157) BHL17902631.jpg - Wikimedia Commons File:Petrifactions and their teachings, or, A hand-book to the gallery of organic remains of the British Museum (Page 157) BHL17902631.jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/thumb/4/44/Petrifactions_and_their_teachings%2C_or%2C_A_hand-book_to_the_gallery_of_organic_remains_of_the_British_Museum_%28Page_157%29_BHL17902631.jpg/455px-Petrifactions_and_their_teachings%2C_or%2C_A_hand-book_to_the_gallery_of_organic_remains_of_the_British_Museum_%28Page_157%29_BHL17902631.jpg)
File:Petrifactions and their teachings, or, A hand-book to the gallery of organic remains of the British Museum (Page 157) BHL17902631.jpg - Wikimedia Commons
![File:Guide to the Gallery of Birds in the Department of Zoology of the British Museum (Natural History) (IA guidetogallery00britrich).pdf - Wikimedia Commons File:Guide to the Gallery of Birds in the Department of Zoology of the British Museum (Natural History) (IA guidetogallery00britrich).pdf - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/thumb/f/f3/Guide_to_the_Gallery_of_Birds_in_the_Department_of_Zoology_of_the_British_Museum_%28Natural_History%29_%28IA_guidetogallery00britrich%29.pdf/page1-1016px-Guide_to_the_Gallery_of_Birds_in_the_Department_of_Zoology_of_the_British_Museum_%28Natural_History%29_%28IA_guidetogallery00britrich%29.pdf.jpg)
File:Guide to the Gallery of Birds in the Department of Zoology of the British Museum (Natural History) (IA guidetogallery00britrich).pdf - Wikimedia Commons
![File:Petrifactions and their teachings, or, A hand-book to the gallery of organic remains of the British Museum (Page 38) BHL17902510.jpg - Wikimedia Commons File:Petrifactions and their teachings, or, A hand-book to the gallery of organic remains of the British Museum (Page 38) BHL17902510.jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/2/2d/Petrifactions_and_their_teachings%2C_or%2C_A_hand-book_to_the_gallery_of_organic_remains_of_the_British_Museum_%28Page_38%29_BHL17902510.jpg)