I've worked at the Science and Industry Museum for 19 years and today was the first time I noticed this stamped onto a windowsill in the 1830 Warehouse.

#windowsill #WindowsillWednesday #MSI1993 #RenovationDate #1830Warehouse #BehindTheScenesAtTheMuseum #BehindTheSillsAtTheMuseum #ScienceAndIndustryMuseum #SIM #TheMozzy #Manchester