240с

1920г

INTERNATIONAL H YD ROGE AP HIC

CONFERENCE.

LONDOIC 1919.

REPORT OF PROCEEDINGS.

LONDON:

PUBLISHED BY HIS MAJESTY'S STATIONERY OFFICE.

To be purchased throiigl any Bookseller or directly from H.M. STATIONERY O/EICE at the. following addresses : Imperial House, Kingsway, London, W.C.2, and 28, Abingdon Street, London, S.W. 37, Peter Street, Manchester; 1, St. Andrew's Crescent, Cardiff; 23, Forth Street,... (Información más detallada)