BRENT, L. D.,
Geological Survey. 1741 F Street.

BREWER, H. G., a,
Hydrographic Office. Meridian Avenue, Mt. Pleasant.

BROWN, MISS E. V.,
1312 R Street.

BURTON, PROF. A. E., a,
Massachusetts Institute of Technology, Boston, Mass.

CARPENTER, Z. T., a,
1003 F Street. 1009 Thirteenth Street.

CHAPMAN, R. H., a,
Geological Survey. 1207 L Street.

CHATARD, DR. THOS. M., a,
Geological Survey. The Portland.

CHESTER, COMDR. COLBY M., U. S. N.,
Navy Department.

CHRISTIE, PETER H.,
Geological Survey. 811 Ninth Street.

CLARK, A. HOWARD,
National Museum. 1527 S Street.