Conversation so far:
How did Buffalo Springstein form?
Neil Young and Stephen Stills met in 1965, at the Fourth Dimension in Thunder Bay, Ontario.
How did Richard Furay get involved?
Stills invited fellow Au Go Go Singers alumnus Richie Furay.
What was Richie invited to?
Richie Furay and former Squires bass player Ken Koblun to come join him in California.
What did they do in California?
A few days later, they began a short tour of California.
How long did they do the California tour?
short tour.
Where else did they tour?
In early 1966 in Toronto, Young met Bruce Palmer.
Did they tour anywhere else?
Fourth Dimension in Thunder Bay, Ontario.
Were there any other tours?
CANNOTANSWER.

Question: What other notable events happened in their early years?
Self-contained rewrite: Besides the California, Toronto, and Ontario tours, what other notable events happened in Buffalo Springfield's early years?