I have sent the following to Ms. Liberman, and am also posting it here in
case anyone is interested:

The first edition of American Malacologists, published 1973-1974, includes
the following entry:

Lowe, Herbert Nelson, born 1880, Minnesota. Florist; Amateur conchologist.
Began nursery with parents near Long Beach, Calif., 1899. Collected
extensively in Calif., Mexico, Florida, Cuba, panama, 1895-1934. Publ.:
numerous papers on marine moll., some with H. A. Pilsbry. Contrib.: Proc.
ANSP; The Nautilus, 1895-1934; Trans. San Diego Soc. Nat. Hist. Memb.:
Conch. Club So. Calif., President, 1934-1936; AMU, Councillor, 1934. Died
June 11, 1936, at 56, at Long Beach, Calif. Bibliog.: Strong, A. M. and E.
M. Chace, 1936, The Nautilus, vol. 50, pp. 64-66.

Paul M.