contained more silver than today's ounce of silver?

Seriously though Doug ... here is a link to Engelhard bars currently being offered for sale on ebay. Note the 5 ounce bar.

http://shop.ebay.com/i.html?_kw=silver&_kw=Englehard&_adv=1&_dmd=1&_fsct=&_in_kw=1&_ipg=50&_oexkw=&_okw=Englehard+7+ounce+silver&_sop=12&_udhi=&_udlo=