Jim Prohaska pointed me to an auction he organizes at VJM Jazz & Blues Mart Magazine which contains a lot of Hit of the week records.
There are also some Durium records available.
The auction closes at 5 Feb. 2007
You can download the list of Hit of the weeks as a *.pdf file.
For discographical information about the records join my online Hit of the week - Durium Discography and for information about the records itself email Jim directly ( see his email addres at the *.pdf file )