Attempting to Upholster a Victorian Settee Set

Going a little outside my comfort zone with this project! My first attempt at working on furniture. It was a bit of an adventure and I filmed the whole process. ✩Things mentioned✩ Wood Stain (this is an affiliate link): https://www.amazon.com/gp/product/B0063KFJHK/ref=as_li_tl?ie=UTF8&camp=1789&creative=9325&creativeASIN=B0063KFJHK&linkCode=as2&tag=angeclay04-20&linkId=5d3b1a5bd0242b62d2d91089c1e684ca Wood Wax (this is an affiliate link) : https://www.amazon.com/Howard-FW0016-Feed-N-Wax-Conditioner-16-Ounce/dp/B001BKQYGW/ref=as_sl_pc_tf_til?tag=angeclay04-20&linkCode=w00&linkId=75bd4ce16b3eacd4ecc601a62b471bed&creativeASIN=B001BKQYGW I was really pleased with both those products (though I don't have a lot to compare them to). I bought them myself from a local hardware store. Buttons : https://www.ebay.com/itm/Lot-of-50-Vintage-NOS-Waterbury-Company-Buttons-5-8-Stafford-Crest-w-shank/122681433541?hash=item1c90621dc5:g:Xj0AAOSwCY9ZqZhT The velvet was from a shop that closed in the garment district. The gimp was from Daytona Trims in NYC. As I said in the video, the couches themselves were from Lloyd's Antiques which is on Long Island. After filming this I discovered a mark on the bottom of the chair that says "1880 3 piece Settee Set, saved from destruction in 2002" so that is probably when the foam and beams were added! Between the horsehair and molded tacks I feel pretty confident in saying these are truly from the victorian era. But if any historical furnitur