go = say, date?

[RonButters at AOL.COM]

In a message dated 8/31/2000 11:48:33 AM, robert-wachal at UIOWA.EDU writes:

<< Does anyone have a date for 'go' in the sense of 'say' prior to the early
1930's? >>

In the sense of "the cow goes 'moo' " yeah. Otherwise, I don't know of
anything before the 1960s. RHHDAS has a remarklable citation from
1942--remarkable because those of us who have written in quotatitive go
assumed that it arose in the 1960s and 1970s.