26" is fine I have 2 26" wheel bikes . IDK what you want to do .
dabac is right if you want to return your bike , collector like , to original components ..
searching out them on Ebay ..
I cannot physically help you build your bike Up. maybe there is another bike shop that will do a trade
in exchange for doing a commercial for TV and laying out ad copy for them ..,
but that would be local, so You have to sort that out where you live , wherever that is..
General bike repair books are on the shelves at the library ..
velo news press publishes Lennard Zinn's mountain bike repair books ,
he writes a column for their web and paper magazine.