Virtual Astronomy with the Digitized Harvard Plate Stacks Doug Mink, Alison Doane, Tracy McGinnis, Josh Grindlay(CfA) Dr. Leonid Berdnikov (Sternberg Astronomical Institute)

There are 600,000 photographic images in the Harvard Plate Stacks, 385,000 primary

It will be many years before the plates will all be available online

But useful information from and about the plate collection can be online sooner than you might think.