List of original copies of the Porter Garden Telescope
# List of original copies of the Porter Garden Telescope

This is a list of the known original copies of The Porter Garden Telescope. For information purposes, are also included those copies that their location are currently unknown, but there are records with some of their data.

| Serial Number | Last Known Owner | Location | Features / Accessories | Status / Functionality | Information | Last information |
| - | - | - | - | - | - | - |
| 2 | Private collector | | | | Conference with exhibition of the copy. | 24 October 2018 |
| 3 | Private collector | | | | List of copies. | Autumn, 2007 |
| 10 | Calusa Nature Center & Planetarium | Fort Myers, Florida | Non-original optics. | Defects. | Offered for sale. | March, 2008 |
| 13 | Observatorio de Cincinnati | Cincinnati, Ohio | Helical focuser. | Complete. | Photo. | September, 2016 |
| 17 | Private collector | | No patina. Double ocular for two simultaneous users. | Complete in the absence of some eyepieces. | Conference with exhibition of the copy. | 30 October 2010 |
| 21 | Private collector | | Original concrete pedestal. | Missed optics. | Winning bid of $9,500. | 17 June 2012 |
| 28 | Private collector | | | | List of copies. | Autumn, 2007 |
| 31 | The Springfield Telescope Makers, Inc. | Springfield, Vermont | Original wooden case. | Damaged primary mirror. Prism absent on exhibition. | List of copies. | Autumn, 2007 |
| 36 | Private collector | | | | List of copies. | Autumn, 2007 |
| 42 | Santa Barbara Museum of Natural History | Santa Barbara, California | Only survive the original pieces called bell and blade-bowl set. | Missing elements Functional restoration. | Photo. | March, 2014 |
| 43 | Private collector | | Rack and pinion focuser. | Missing elements. Lack of mirror, eyepieces, prism and base. | Sold at auction for $1,845. Photos. | November, 2014 |
| 44 | Private collector | | | | List of copies. | Autumn, 2007 |
| 46 | Private collector | | | | List of copies. | Autumn, 2007 |
| 47 | Mount Cuba Astronomical Observatory | Greenville, Delaware | Original wooden case. | Complete. | | July, 2007 |
| 49 | National Museum of American History, Smithsonian Institution | Washington DC | Rack and pinion focuser. | Complete. Mirror requires reconditioning. | Out of exhibition. Stored. | July, 2018 |
| 52 | Buffalo Museum of Science | Buffalo, New York | Rack and pinion focuser. | Complete. Reconditioned. | | July, 2018 |
| 53 | Private collector | | | | List of copies. | Autumn, 2007 |
| 54 | Longwood Gardens | Kennett Square, Pennsylvania | Unpolluted, no patina. | Missing original optics. | Photo. | December, 2012 |
| Without Number | Private collector | | No numeration assigned by the manufacturer (valued authenticity by manufacturing details). | Incomplete. Missing base and optics. | Photos. Winning bid of $3,000. | August, 2013 |
