| Collection | GB 0231 University of Aberdeen, Special Collections |
| Level | Item |
| Ref No | MS 3196/5 |
| Title | Letters patent for improvements in ventilation |
| Date | 12 February 1862 |
| Extent | 1 item |
| Description | Letters patent, granted to John Robb, merchant, Aberdeen for 'Improvements in ventilation and in apparatus employed for that purpose'. For 14 years. With seal. |
| Access Status | Open |
| Access Conditions | The records are available subject to the signed acceptance of the Department's access conditions. |