Two WW1 Era Vickers Son & Maxim Pom Pom Trench Art Shell Cases

Here are two WW1 trench art shell cases made from Vickers pompom shells, One carries the full 'V over S & M' mark for Vickers Son and Maxim, the other has a clear 'S' but little else, they have each been decorated differently from the other and come in very good condition, they each stand 3.25 inches high.