Year Traditional (U.S.) Traditional (U.K.) [11] Modern (U.S.)
1st Paper Cotton Clocks
2nd Cotton Paper China
3rd Leather Leather Crystal, Glass
4th Linen, Silk Fruit and Flower Appliances (electrical)
5th Wood Wooden Silverware
6th Iron Sugar Wood objects
7th Wool, Copper Woollen Desk sets/Pen & Pencil sets
8th Bronze Salt Linens, Lace
9th Pottery, China Copper Leather goods
10th Tin, Aluminium Tin Diamond jewelry
11th Steel Scent Fashion jewelry, accessories
12th Silk Silk and Fine Linen Pearls, Colored gems
13th Lace Barometer Textiles, Furs
14th Ivory Clock Gold jewelry
15th Crystal Crystal Watches
I don't see no propane on that list..