On Sun, 7 Sep 2008 16:55:03 -0700 (PDT), Ron wrote:

I can't find the circuit breakers for any of the upstair bedrooms in
this old, 1908 built house. Would it be reasonably safe to replace a
light switch wearing rubber gloves and rubber-soled shoes if it comes
down to having nno other options?

Ron

This is risky. You need to find the main and know its location.