3 adjectives to describe napoleon

Here Captain Scarborough jingled the loose napoleons in his trousers pocket.

Although we are somewhat accustomed to such circumstances, I cannot help shrinking when I think of the solitary napoleon and the five hundred miles to be passed.

The case of two American strangers was a precarious one involved in such a mass, with food even very uncertain and the likelihood of being side-tracked at any station, but we were both strong and light-hearted and I felt at my waist-band the comfortable contact of my bright yellow Napoleons which would pull us through.

3 adjectives to describe  napoleon