I am trying to find a pattern for a mohair (very airy) long sleeved button up shirt. I saw a pattern for one once, but have no idea where I saw it, and searching for it on-line has been unsuccessful. I am willing to pay for a pattern or buy a book.
Did you look on Ravelry, Michelle? I find 39 pages of patterns when I search. Granted they're not all specifically what you're looking for (no search option for long sleeves, for example) but there may be something here that suits: