TY  - BOOK
AU  - Ahvenainen, Jorma
AU  - Ahvenainen, Jorma
TI  - Far Eastern Telegraphs History Of Telegraphic Communications Bet. Far East, Europe & America Before First World War
U1  - X47v4:M70 
PY  - 1981///
CY  - Helsinki
PB  - Sou. Tiedekatemia
KW  - X47v4:M70
ER  -