@MaggieScratch:
Oven temperature charts:
http://www.recipezaar.com/library/getentry.zsp?id=528
and a list with other useful conversions:
http://www.garvick.com/recipes/conversion.htm
And here's a link to
Hearth: The Cornell Home Economics Research Archive:
http://hearth.library.cornell.edu/
which contains a lot of old recipe books.