This info is found on the International Sewing Machine Collector's Society's Website. Singer Sewing Machine Serial Number Database. Serial Numbers Beginning with: G. Register Numbers From - To. Based on this info, this item was manufactored in 1910, and its model number is 15. Item is USED - and in pretty good condition based on the age. PLEASE SEE PHOTOS FOR EXACT CONDITION BEFORE PURCHASING. If you liked this item, don't forget to check out our store for tons of other great products. Thank you for looking, have a great day!