herb: 
ngmai 
from 
of larch, 1932. During this period no birds at all were eolleoted be- 
fore the middle of September, 1930; thereafter a small collection was 
made in the interest of the irlnoeton Museum of 2o9logy, the specimens 
cooing almost without exception from Chieagmai, Doi Su:th«p, Doi Ang- 
Ica, and Doi Chicngdao. 
Returning to his former position 20 April, 1935, and with finan- 
cial assistance from the United States national Museum, he collected 
extensively throughout the northern provinces (and elsewhere) until 
15 April, 1937, sending all sofllogical material to the museum at 
lashiagton. During this tine he had the full-time assistance of the 
Chinese collector CHARLES UM (Jovowa also as 1. A. CHARLES) . She 
northern collecting localities and dates of the two are shown In the 
following schedule, the left-hand column representing Delgnan or Deig 
nan and Tan. the ri«ht-haad column Ian alone: 
4 
V 
i 
