I found 2 manual SLRs in a plastic bag on a void deck. Not in good working condition tho. They are a Mamiya MSX 1000 and a Yashica FX-70 Quartz wif a Yashica 42-70mm 3.5~22 lens. Any comments on these 2 cameras??Would like to know a bit more of the history of these 2 cameras.