BAKELITE: One of the first plastics made from synthetic components which was used for kitchenware, jewelry, pipe stems, and children's toys in the first half of the 20th century.
It is unforgettable - formaldehyde or a carbolic acid.
Familiarize yourself with this odor. Not all pieces will have the same odor intensity, but it will be there.
Feel the difference. http://www.worldint.com/science/bakelite.html