BUREAU OF INFORMATION. 
REQUESTS FOR INFORMATION—continued. 
Subject. Information or Advice Desired. 
YACCA GUM i: ny .. | Information regarding production, exports, utilization, and 
where supplies obtainable 
TUBES Processes for manufacture of small iron tubes for water, gas 
and low-pressure steam 
FELSPATHOTD ROCKS .. .. | Occurrence in Australia and methods of treatment for extrac- 
tion of potsh salts 
PEANUTS (Arachis hypogaea) .. | Suitability for cultivation in Australia and methods of cultiva- 
tion 
SHEEP DIPS Analyses and processes for manufacture of various classes 
of dips 
OCHRES AND KAOLIN .. .. | Advice as to purpose for which they can be utilized, value, ce. 
BARIUM CARBONATE .. .. | Information as to whether obtainable in Australia 
MANGROVE BARK ~— Ae .. | Decolourisation methods 
MANGROVE BARK Utilization of spent bark for corroding work in paint manu- 
facture 
’ 
DRIED FRUITS 
ALUNITE 
Analyses and nutritive values 
X Analysis of ore and advice as to suitabliity as source of potash 
ELECTRICAL METHOD OF PROS- | General information 
PECTING FOR ORES 
RABBIT SKINS 
SULPHUR * 
QUEENSLAND RUBBER VINE 
(Cryptostegia grandiflora) 
GINGER .. Bes ++ | Suitability for cultivation in Australia, information re preserva- 
(Officinale ammomum zingiber) tion, &c. 
LEATHER CLEANING MATERIAL 
Suitability as raw material for manufacture of fine gelatine 
Fertilizing effect, 
Advice as to possibility of utilization as source of rubber 
Analyses and methods of manufacture of liquid suede-leather 
cleaners 
FIREBRICKS 
Tests as to suitability for various temperatures and purposes 
COPRA .. 
DIRECT UTILIZATION OF SUN’S 
HEAT 
Methods of drying and curing and of extracting oil 
Methods adopted in Egypt and other countries 
ALMONDS,. COCOANUTS, AND 
COCOA BEANS 
PENCILS AND INKS 
Prospects of large scale cultivation in Australia 
Analyses and methods of manufacture of copying ink and 
filling for indelible pencils 
MAGNESITE a 
Analyses, purposes for which supplies, demand, used, and 
price 
CARBURATION OF ALCOHOL 
Bibliography and general information 
It will be seen that a large proportion of the inquiries are in con- 
nexion with the establishment of new industries in the Commonwealth. 
In conclusion, it may be mentioned that in a number of cases replies have 
been received from the persons to whom information has been sent 
expressing high appreciation of the nature of the particulars furnished 
and of the promptness with which they were supplied. There are 
already indications that in more than one case the information furnished 
by the Bureau is likely to be of material assistance in the establishment 
of new industries 
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