34 
Bowman, 8. Permeability of Concrete. 
Soe. Chem. Ind. Jour., v. 38 (1919), 
p. 325-R. (4 col.). 
Outline for investigating comparative merits 
of waterproofing agents, their effects on chemical 
and physical properties of concrete, and eco- 
nomic aspects of use. 
BoyrpEen, H.C. _ See III. 
Burcess, J. H. Waterproofing Con- 
crete. Commonwealth Engineer, v. 
8 (1921), p. 248-250, 306-307. 
Gives results of permeability tests. 
Burton, W. A. Tests of the Imperme- 
ability of Reinforced Concrete Pipe. 
Iowa State College Eng. Exper. Sta. 
Bul., v. 4 (1908), No. 3, p. 20-34. 
Abs., Eng. Ree., v. 63 (1911), p. 257. 
Abs., Chem. Abs., v. 5 (1911), p. 
1674. Abs., Cem. & Eng. N., v. 23 
(1911), p. 155-156. Abs., Chem. 
Abs., v. 6 (1912), p. 282. 
Student thesis. Tests of impermeability un- 
der pressure on mortar pipes, using clay, alum, 
soap, and reground cement as waterproofings. 
Tabular data. Diagrams. Llustrated. 
Cazsot, 8. Waterproof Cement. 
Abs., v. 13 (1919), p. 2118. 
Notes United States patent on waterproofing 
paste. 
CHapMaNn, C. M. Tests of Materials for 
Waterproofing Concrete. Eng. Rec., 
v. 66 (1912), p. 701-702. 
Suggestions regarding the testing of water- 
proofing materials for concrete. 
. Waterproofing with Water. 
Eng. Rec., v. 62 (1910), p. 767-768. 
Abs., Chem. Abs., v. 5 (1911), p. 3141: 
Discusses tests by Westinghouse, Church, 
Kerr & Co. on waterproofing effect of varying 
amounts of water in mixing concrete. Diagrams. 
Curist1an, H. L. See Smiru, R. B., 
and H. L. CuristTIan, VY. 
Davis, J. L. Impermeability Tests on 
Concrete. Eng. N., v. 68 (1912), 
p. 866-869. Conc. & Const. Eng., v. 
8 (1913), p. 112-118. Abs., Chem. 
Abs., v. 7 (1913), p. 237. Compare 
Gardner, Chem. Abs., v. 6 (1912), p. 
282. Compare Bates and Wig, 
Chem. Abs., v. 6 (1912), p. 1350. 
Permeability and strength tests of mortars 
with hydrated lime, puzzolan, and other pow- 
dered admixtures. Tabulated results. 
Waterproofing Concrete Struc- 
Chem. 
tures. Cement, v. 8 (1908), p. 445 
(14 col.) Abs., Sci. Am. 8., v. 65 
(1908), p. 343. Abs., Chem. Abs., 
vy. 2 (1908), p. 2137. 
Describes laboratory strength and perme- 
ability tests on mortars and concretes, water- 
proofed in various ways, including use of colloidal 
admixtures and puzzolan cement. Tabular data 
of results. 
DoncastTeR, E. <A. Super-Cement. 
Can. Eng. Inst. Jour., v. 3 (1920), p. 
480, extract from Lime and Cement, 
2d ed. (London, 1920). 
Results of tests on “‘supercement”’ (Portland 
cement ground with treated gypsum), showing 
strength and waterproof qualities. 
BULLETIN 1314, U. S. DEPARTMENT OF AGRICULTURE 
Dowuine, B. L. See Baxksr, I. L., 
and B. ‘a Dowltinge, V. 
DyckKeErRHorF, A. Seell. 
DyYcKERHOFF, R. See VI. 
ELECTRO-CHEMICAL SUPPLY AND EN- 
GINEERING Co. See VI. 
Eututms, J. W. Experiments on the 
Permeability of Cement Mortars to 
Water Under Pressure. Eng. Rece., 
v. 54 (1906), p. 467-468. Abs., 
Chem. Abs., v. 1 (1907), p. 232. 
Pressure permeability tests on mortar speci- 
mens of Portland and natural cement with vari- 
ous mixes and sands. Tabular data. 
FERET, R. L’Impermeabilisation des 
Mortiers et UHuile Authracenique. 
Ann. des P. et Chs., July—August, 
1916. 
Waterproofing Mortars with Heavy 
Oil. Mitteilungen der Centralstelle 
zur Forderung der Deuschen Port- 
land Cement Industrie, v.- 3, p. 
178-180. Abs., Chem. Abs., v. 8 
(1914), p. 2237. 
Results of tests with various oils. 
Fereuson, L. R. See Tocu Bros., 
3 J. Wie, and L. R. FErRGuson, 
Fruinn, A. D. Aluminum Sulphate for 
Waterproofing Concrete. Eng. Rec., 
v. 57 (1908), p. 820. Abs., Chem. 
Abs., v. 2 (1908), p. 2438. 
Discusses impervious concrete. 
Fow ter, HE. 8. See Hurrman, O. L., 
and E. 8. Fow er, V. 
Fortier, 8. See II. 
FuLuer, W. B., and 8S. E. THompson. 
Permeability Tests. A. 8S. C. .E. 
Trans., v. 59 (1907), p. 127-137. 
Discusses Various tees ‘in proportioning 
concrete which effect permeability. Describes 
tests. Tabular data. 
Gapp, W. L. Effect of Acids and Oils 
on Concrete. Engineering, v. 95 
(1913), p. 20. Cone. & Const. Eng., 
v. 8, p. 124-130. Abs., Chem. Abs., 
v.7 (1913), p. 1408. 
Discusses tests of waterproofing effects of 
admixtures of fats and oils and resulting conclu- 
sions as to other effects on the concrete. 
Waterproofing ete Cem. & 
Eng. N., v.23 (4911), p. 161-162. 
ee , Chem. Abs., v. 6 (1911), p. 281. 
Recipes for various coatings, washes, and mix- 
ing compounds to render concrete impervious. 
GaInEs, R.H. Permeability of Concrete 
Methods of Waterproofing. A. 8S. C. 
E. Trans., v. 59 (1907), p. 159-169. 
Exce., Eng. N., v. 58 (1907), p. 344. 
Ex. ’Abs., Chem. Abs., v. 2 (1908), 
p. 311. Disc., Eng. N., v. 59 (1908), 
p. 176, 260. ’ Dise., Eng. N., v. 58 
(1907), p. 448. Dise., Chem. ‘Abs., v. 
1 (1907), p . 3047. 
Discusses 28 of electrolytes in gauging con- 
crete and addition of colloids as methods for 
waterproofing conerete. Theories of decompo- 
sition of cement. 
