Was surfing around and came upon this site with links to period cookbooks. Some of the links take you to amazon or other vendors to buy a copy of the book, but others, that are in the public domain, are downloadable as PDFs
http://larsdatter.com/18c/cookbooks.html (http://larsdatter.com/18c/cookbooks.html)
Hope this is of some use to all of you camp cooks ;D
chris
Thanks Chris! some good eats out there!