Guess this'll be when I, jmrock, or digipunk may pop in.
The Rider Back was first introduced in 1887. The US8A Joker and AoS are indeed the very first set of them used by the company.
Russell & Morgan Printing Co. was the name of the company from 1885-1891.
Gilded edges were often seen back then. Back in the days, around 1920, you could add $6 per gross for your decks to be gold edged. And these Bicycle cards only costed $60 per gross.