Most of these buttons are in their original manufacturer spare button envelopes and bags.  A large number of them have the manufacturers name and the previous owner had hand written notes on many of the color of the items.

There are various brands such as 

Anne Klein, Calvin Klein, Jones New York, Rebecca Malone, Ruby Rd., Joseph A., Ralph Lauren, Sunny Leigh, Kasper, Alfani, August Silk, Evan-Picone, Chaus, J. Crew, Liz Claiborne, Cyd & Samm,