I spoke with Durward Center a few days ago and he is unaware of all the
interest in his CD on MMD.  He's not a computer person.  He says he has
the CD in stock.  The contact info is:

    Mr. Durward Center
    2100 St. Paul St.
    Baltimore, MD 21218
    tel: 410-752-4771

Regards,

Gerry Bay