3000 bees completely cover a deep frame, top-to-bottom, bar-to-bar [BC, 7/04, p50].
3500 bees per lb [ABC/XYZ, 1974, p678]. 3-lb package contains about 11,000 bees [Ref 1, p 84].
One deep frame completely covered w/ adult bees equals about 1 pound (3500) of bees. [Ref 15, p71]
One shallow frame covered w/ bees will hold about 1/2 lb of bees. [Ref 15, p71]