A BIBLIOGRAPHY RELATING TO SOIL ALKALIES 
Hersze,C.A. Effect of Ammonia Water 
on Concrete. Concrete, v. 18 (1921), 
249. 
Reinforced concrete tank withstands action of 
ammonia water for 15 years. 
HeLpine, H., and H. Bacu. Destruc- 
tion of Concrete Structures by Leakage 
Water. Zentralblatt der Bauver- 
waltung, v. 39 (1919), No. 87, p. 
520-522. 
Hprine, R. Cement Sewer Pipe. Cem. 
Age, v. 4 (1907), p. 238-240. Abs., 
Chem. Abs., v. 1 (1907), p. 1463. 
Enumerates advantages of cement over vitri- 
fied clay. 
HervuBLEIN, O. See TitumMAns, J., and 
O. HEuBLEIN, IV. 
Hevcauine, F. G. See Weston, R. 
S., and F. G. Heucutiine, IV. 
Heyer. Destruction of Concrete 
Hydron Sulfide. Chem.—Zeit., 
(1916), p. 102. 
HiupretH, K. EK. Acid-proofing Con- 
crete. Concrete, v. 12 (1918), p. 205. 
Brief discussion of the use of pitch, zilsonite, or 
uintiate (an asphalt), and minubrite (a com- 
mercial asphalt product) as a protective covering 
for concrete exposed to acids. 
Houtny, A. E., and H. W. Wess. 
Acid-resisting Cement. Chem. Abs., 
v. 13 (1919), p. 504. 
Composition a two acid-resisting cements 
patented in United States of America. 
eer G. A., and N. C. JoHNson. 
by 
v. 40 
See 
Hoven, N. G. See V. 
Howat, W. L. Effect of Neicd 
Sodium Sulphate Solution on Struc- 
tures of Clay Burned to Different 
Temperatures. Am. Cer. Soc. Trans, 
v. 17 (1915), p. 249-252. 
_  Diseusses two tests for resistance of brick, 
stone, etc., to weathering: the water-absorption- 
freezing-thawing test and the Brard or sodium- 
sulphate test. Results of tests by latter. Tabu- 
lar data. Illustrated. Discussions. 
Humpurey, R. L. See III. 
Humpnurey, R. L., and J. S. SEWELL. 
See ITI. 
_Jacospson, M., and J. G. pe KeEerave- 
NAUT. Action of Chemical Agents on 
Concrete. L’Industrie Chimique 
(1920), p:. 391... Abs.,. Chem. & 
Met. Eng., v. 23 (1920), p. 1269. 
Action of acids, salts, tar derivatives, fertil- 
izers and oils. 
Jounson, N.C. See Hoot, G. A., and 
N. C. Jounson, III. 
Karu. Effect of Sewage om, iene 
Eng. Rec., v. 62 (1910), p. 2 Abs., 
Chem. Abs., v. 5 (1911), p 367. 
Nontechnical! discussion of bibots exposed to 
sea water and sewage. 
KaurmMan, G. Advantages and Dura- 
bility of Cement Sewer Pipes. N. A. 
Cem. Users Proc., v. 8 (1912), p 
720-726. 
Discusses manufacture and use. 
29 
KENNEDY, G. G. Action of Chemicals 
on Concrete. Eng. Rec., 65 (1912), 
p. 326. Abs., Chem. Abs., v. 6 
(1912), p.d51k 
Granolithic finish and bitumen paint as pro- 
tection against hypochlorite of lime. 
KERAVENAUT, J. G. DE. See JACOB- 
son, M., and J. G. DE KERAVANAUT, 
IV. 
KLEINLOGEL, H. Acid-proof Cements. 
Chem.—Zeit., v. 45 (1921), p. 432-433. 
Satisfactory results secured from tests with 
cement to be used in concrete containers for 
different kinds of acids. 
KULINKENBERG. Formation of Calcium 
Sulpho-Aluminates. Dinglers Poly- 
tech. Jour. (1894), p. 89, 114, 137, 
163: 
Kun, H. Swelling Theory of Portland 
Cement. Ton. Zeit., v. 33, p.. 556. 
See also RouLAND, P., and H. 
Kuut, IV. 
LECHARTIER, G. Influence of Mag- 
nesia on Portland Cement. Comptes 
Rendus de Academie des Science, 
v. 102 (1886), p. 1223. Abs., Inst. 
Civil Eng. (Lond.), Min. & Proc., 
v. 88 (1886-87), p. 460. 
Conclusions after eight years’ observation of 
concrete failures claimed due to free magnesia in 
cement. 
Lestey, R. W. 
Cement Pipe. 
p. 241. Abs., 
(1907), p. 1464. 
Notes cases of resistance to acids in sewers. 
MacHares, W.S., and W. 8. SHIELDs. 
Action of Septic Sewage on Concrete. 
Eng. Rec., v. 57 (1908), p. 652. 
Abs., Chem. Abs., v. 2 (1908), p. 2144 
Describes concrete failures due to sewage. 
Markus, O. Salt Water and Concrete 
Action of Acid on 
Cem. Age, v. 4 (1907), 
Chem. Abs., v. 1 
Conduis.. .Ton. Zeit., v., 36, p. 673. 
Abs., Chem. Abs., v. 6 (1912), p 
1974. 
Tests show that concrete gauged with salt 
water resists action of salt water. 
MetcautFr and Eppy. Sewer Gas and 
Concrete. Eng. Rec., v. 64 (1911), p. 
408. Abs., Chem. Abs., v. 5 (1911), 
p. 3899. 
Concerns action of sewage admixed with salt 
water in forming hydrogen sulphide. 
MerzcErR, Ropert. Destructive Action 
of Gas Water on Concrete. Bauinge- 
nieur, v. 3 (1922), p. 408-412. 
Results of experiences in gas works of Stutt- 
gart, Germany. Measures for protecting con- 
crete. 
MicHakE.Lis, W. 
Berlin (1892). 
MitcHewL,*P. Action of Salt Upon 
Cement. Cem. Age, v. 10 (1910), 
p. 270. 
Denies injury from salt in mixing water. 
MONTEMARTINE. Action of CO. and 
H20 on Cements. L’Industria Chem- 
ica, v. 7 (1907), p. 321. 
Der Cement-Bacillus. 
