No brian… it is SR 6 1991..
it is the precurser to the EPA Manual for on site waste water treatemnt for single storey dwellings…..
it is still used by some counties as the standard… insanely!……
Johno….. i cannot find it anywhere on the web….. i think purchasing it is your only option.. unless you knew someone who already has it *wink*…….
is there something in particular you want to know about it, perhaps i can help…… or do you need to hav ethe whole publication….