Robert Olszewski's signature can be found on many pieces found online, probably signed at an artist release event.
Certificate of Authenticity.
The bottom of each is marked with a Collection Number, S-1 to S-8.
Sneezy. S-1 (Design Mark 161-P) + Doc. S-2 (162-P) + Sleepy. S-3 (163-P).
Happy. S-4 (164-P).
Bashful. S-5 (165-P) + Grumpy. S-6 (166-P) + Dopey. S-7 (167-P).
Additional images via Replacements.
Snow White. S-8 (168-P).
Sold separately, the figures came in small velvet-lined hinged cases, which in turn were packaged inside blue paperboard boxes--both marked with The Disney Collection logo..
A few years later, as more characters were introduced to the series, the boxes changed to white.
As noted on the Robert Olszewski website, a "Cozy Cottage" display with glass dome was available. Item no. 941-D. Dimensions: 5.5" x 4.5". Round slots are recessed into the piece for placement of the individual figures.
Another cottage display entitled, "House in the Woods". Measures 5.5" tall x 8" wide. Item no. 944-D.
The figures and cottage were pictured in the Grolier Fall 1987 Disneyana Collector quarterly newsletter. The ceramic display, a retail value of $150, could be had for the same price as one figure, $57.50.
Newsletter image courtesy of TokyoMagic! of Meet the World.
In 1990, the Snow White figure series would be expanded and marketed under the Goebel Miniatures "Marquee Classics" brand. A 1991 12-page brochure can be seen on the Robert Olszewski website. A few sample pages...
The Prince was issued in 1990; the Queen and Witch figurines came along a couple years later. See them in the next post.