1986年8月27日, Marc A. Ries, “Re: UNIX v.3 Query”, 出自 net.unix[1] (Usenet), retrieved 2 July 2016, message-ID <1267@trwrb.UUCP>:Supposidly, SVR3 was developed on the 400 line, and ports to the 3B5/15 line are not due out until early next year. FWIW.- （請為本引文添加中文翻譯）
