BEHEMOTH has issued the following via the Official Facebook Page:

We have just launched a preorder for the exclusive vinyl version of the “Endless Damnation” demo, the first Behemoth record ever, recorded in 1992. Released for the first time as 12″ black vinyl, gatefold cover + insert all printed on rough paper. This version is a special one, limited to 666 copies (only 50 of them available in our store) and signed by Nergal! This is a PREORDER sale, we are sending this item starting from Monday, June 24th. Don’t miss it!!

More information at this location.