How do I contribute? I recently used ADTPro to copy a lot of old Apple II software onto my MacBook Pro as DSK images.

5.25 floppies:

https://mega.nz/#!yDITXIZC!8fREZdAruk2yYLv859jKABGSWeG4UkRoC...

https://www.flickr.com/photos/150180606@N08/sets/72157672562...

https://www.flickr.com/photos/150180606@N08/sets/72157672589...

I've also got a larger selection of DD floppies, HD floppies, JAZ disks, SCSI disks, IDE disks, MacFormat and other CDs. Please tell me if you want the links!