TY  - GEN
ED  - ACCU
TI  - Children at manual telephone exchange made [slides]
U1  - ACCU-SC 
CY  - Tokyo
PB  - ACCU
KW  - Slides(Photography)-Japan
KW  - Telephone Exchange models
N1  - IGNCA slides collection, cross reference Science from the Asia and the Pacific,p.56
ER  -