Courtesy Google Scholar. Can't copy and paste it for some reason, but the formula is here.

If you must have the book, it is "Petroleum and its products: an account of the history, origin, composition ...
By A. Norman TATE" Copyright of 1863. Free to read on Google at the moment, but you might want to download a copy inn case they decide to take it off.

WOuldn't be too easy to distill the various hydrocarbon components with asphalt, though, if you fancy home-brewing it.

Good hunting, gentlemen!

PS This company in the UK sells Rangoon Oil, though I am not sure if they ship to the US. You might want to email them if you prefer using it for your guns to later products.