Tímarit Verkfræðingafélags Íslands - 01.10.1959, Blaðsíða 32

78
TlMARIT VFl 1959
has not to our knowledge been systematically investigated
before, and it is but natural to expect it to have some
other character of its own
REFERENCES
(1) University Research Institute. Report of the De-
partment of Industrial Testing and Research (1947
—1956). Matrial Testing Laboratory p. 117—121,
by Haraldur Ásgeirsson.
(2) ACI Journal, Vol. 21, No. 3, October 9, 1949, p. 89:
Use of Portland-Pozzolan Cement, by Bureau of
Reclamation, by Robert F. Blank.
(3) The Chemistry of Portland Cement, Reinold Pub-
lising Corp., N.Y. by R. H. Bouge.
(4) A.S.T.M. Speciai Tech. Publication, No. 99:
A Review of Pozzolanic Materials and their Use in
Concretes, p. 3—15, by Reymond E. Davis.
(5) Geoíogical Survey Bulletin 1036 C. Rapid Analysis
of Silicate Rocks, by Leonard Shapiro and W. W.
Bannock.
(6) A.S.T.M. C 204 — '55.
(7) ACI Journal, Vol. 19, No. 2, 1947, p. 193.
Cement Aggregate Reaction, by D. Mc Connell,
R C Mielenz, T. K. Greene and E. J. Benton.
(8) International Subcommittee on Special Cements for
Large Dams of the International Commission on
Large Dams. Methods for Evaluating the Activity
of Pozzolans, April 1937, by J. L. Savage.
(9) Zement-Kalk-Gibs. Hefte 9, 1956, by Heinrich Hart.
(10) R.I.L.E.M. Bulletin no. 34, 1957: Method of Testing
Strenght of Cement by Rilem-Cembureau-Inter-
commission.
(11) Analytical Chernistry Vol. 28, p. 896, 1956: In-
vestigation of the Franks Method of Determining
Free Calcium Hydroxide and Free Calcium Oxide,
by E. E. Pressler, Stephan Brunauer and D. L.
Kantro.
(12) A.S.T.M. C 140—50 T.
(13) A.S.T.M. Special tech. Publ. no. 99, p. 109—126:
Summary of Methods of Determining Pozzolanic
Activity, by W. T. Moran, and J. L. Gilliland.
(14) Cement with Pozzolanic Admixtures tech. Memo-
randum No. 419, 1934, Bureau of Reclamation, by
R. Grtin.
(15) Symposium on the Cemistry of Cement, Stockholm
1938 p. 460—490. The Chemistry of Pozzolans by
F. M. Lea.
(16) Chemistry of Cement and Concrete, p. 358—396
Second ed. Arnold, London, 1956 by F. M. Lea and
C. H. Desch.
(17) ACI Journal Vol. 18, No. 18. Sept. 1946, p. 21:
Cement investigation for Boulder Dam. Results of
Tests on mortars up to 10 years, by R. E. Davis,
W. C. Hanna, and E. H. Brown.
(18) A.S.T.M. Special tech. Publication No. 99, p.
131—152: Strength, Volume Changes and Sulfate
Resistance of Mortars Containing Portland-Pozzo-
lan Cements, R. E. Davis, W. C. Hanna, and E.
E. H. Brown.
(19) ACI Journ., Vol. 26 No. 2, October, 1954, p. 113:
Admixtures in Concrete. ACI Committe 212.
(20) A.S.T.M. Special Tech. Publication No. 99, p.
* 16—29. Pozzolans used in Mass Concrete, by H. S.
Meissner.
(21) ACI Journal, Vol. 30, No. 12, Jun. 1959, p. 1321:
Reviews from Novaja Teknika i. Peredowoi Opyt
W. Stroitel’stve (Moscow), No. 7, 1958, p. 19—20.
B. G. Skramtaev, P. F. Skhbenkin.
(22) ACI Journal 31, No. 10, April 1960. p. 1094. Review
from Beton i Zhelezo-beton No. 7 July 1959
Moscow. Economy of Cement Achieved in Taking
into Account the Increase in Strength of Concrete
with Time, by Vershinin and Gvodarey.
(23) Pit & Quary V51 No. 12 June 1959, p. 92. The
Comming Role of Pozzolans, by Wolf G. Bauer.
Reikningar Tímarits V FI fyrir 42. árg. 1957
Rekstursreikningur
Gjöld:
Prentkostnaður ..................... Kr. 64.940,00
Myndamót ............................... — 5.778,60
Burðargjöld ............................ — 1.852,45
Akstur, innheimta o. fl................. — 182,00
Geymsluleiga ........................... — 1.600,00
Skrifstofukostnaður og ritstjórn ....... — 2.847,60
Fært til næsta árs ..................... — 21.689,56
Kr. 98.890,21
Tekjur :
Fært frá fyrra ári .................... Kr. 20.382,52
Lausasala ............................... — 4.800,00
Auglýsingagjöld ......................... — 56.740,00
Áskriftagjöld ........................... — 16.408,74
Vextir af bankainnstæðu ............. — 558,95
Kr. 98.890,21
E fnahagsreikningur Eignir: Inneign I banka kr. 21.689,56
Kr. 21.689,56
Skuldir : Skuld við prentsmiðju Hrein eign í lok 42. árg . kr. 4.000,00 17.689,56
Kr. 21.689,56