Regrettably, the dictionary won't cite any contemporaneous occasions of this utilization. I believe, however, that Green's meaning "the acceptable or ideal detail" may perhaps implement to the identical subset of slang cases that Lighter assigns the meaning "stuff (while in the broadest feeling)"; the dates given for the two meanings https://dopechem36677.ageeksblog.com/35845399/5-easy-facts-about-trusted-global-chemical-supplier-of-premium-research-chemicals-described