T
H.K. $3.00 per copy
THE HONG KONG and PAR CET
HILDE
MARCH-APRIL, 1950.
VOL. 8 NO. 3
ROBERTSON PROTECTED METAL
FOR ROOFS AND WALLS
OF
HON
ब
A k
The three protective layers are shown as if portions
of them had been removed from a finished sheet
one after another until the steel was exposed.
齁
MIVERSI
STEEL CORE
FIRST COAT OF BITUMEN
ASBESTOS FELT
OUTER BITUMEN COATING
DAVIE. BOAG & CO.. LTD.
CHARTERED BANK BLDG.
TEL. 28117
AGENTS FOR :-
H. H. ROBERTSON CO., ELLESMERE PORT, CHESHIRE
PRINTED BY THE LOCAL PRINTING PRESS, LTO, HONG KONG