I’ve taken the liberty of editing your posts, just to change the alignment of your images - hope you don’t mind.
To the 1st safe, given it’s age then the cash cover is going to be fairly low, the joke being it will probably be the same as some of the low grade imported rubbish :!: Personally I know which I would rather use 😃
The other safe is interesting, the s/n dates to late in 1863. Combination locks are quite rare on Chubb stuff of this vintage. The lock could be an early S&G or perhaps a Dalton. It should be marked on the dial ?