24 
Hall, A. D. The soil : An introduction to the scientific study of the growth of crops. 
London: J. Murray, 1903, pp. XV+286. A classified bibliography of some of 
the more important works on soils. 
Harrison, F. C. Lait et fromage amers (Bitter milk and cheese). Revue Generale 
' du Lait, 1 (1902), No. 21, pp. 498, 499; Centralblatt fur Bakteriologie, Parasiten- 
kunde, und Infektionskrankheiten, 2. Abt., 9 (1902), No. 67, pp. 225, 226. A 
list of 31 references to the literature of this subject. 
. The identity of human and avian diphtheria. Ontario Agricultural College 
and Experimental Farm Report 1902, pp. 98-104. A discussion of the litera- 
ture of this subject, with a bibliography of 48 titles. 
. The bacterial contamination of milk. Revue Generale du Lait, 2 (1903), 
No. 23, pp. 545, 546. A list of 68 titles is given. 
-, and Gumming, M. The bacterial flora of freshly drawn milk. Journal of 
Applied Microscopy and Laboratory Methods, 6 (1903), No. 2, p. 2181. A list of 
25 titles is given. 
Haselhoff, E., and Lindau, G. Die Beschiidigung der Vegetation durch Rauch 
(The injurious effect of smoke on plant growth). Leipzig: Borntraeger Bros., 
1903, pp. VIII+ 412. A bibliography of the more important references to the 
literature of this subject is appended. 
Hedrick, Ellex A. List of references to publications relating to irrigation and land 
drainage. U. S. Department of Agriculture, Library Bulletin 41, pp. 181. The 
list includes references to irrigation and land drainage principally, but it has 
been deemed advisable to include also references to a few allied subjects, such 
as hydraulics and some departments of engineering. 
Hemexway, H. D. How to make school gardens. New York: Doubleday, Page & 
Co., 1903, pp. XVI 4-107. A brief bibliography of school-garden literature is 
appended. 
Hentschel, E., and Schoebel, E. Autoren-Register zu den zoologischen Jahresbe- 
richten fi'ir 1891-1900 (Author index to the zoological yearbooks for 1891-1900). 
Berlin: R. Friedlander & Son, 1903, pp. 226. 
Hilger, A., Dietrich, T., et al. Jahresbericht iiber die Fortschritte auf dem 
Gesammtgebiete der Agrikultur-Chemie (Annual review of the progress in agri- 
cultural chemistry). Jahresbericht Agrikultur-Chemie, 3. ser., 4 (1901), pp. 
XXXVIII-f-613. This contains abstracts of the more important articles in 
agricultural chemistry published in 1901 and titles of articles of less importance. 
Hixds, W. E. Contribution to a monograph of the insects of the order Thysanoptera 
inhabiting North America. Proceedings of the United States National Museum, 
26 (1903), pp. 79-242. A list is given of 480 works relating to the biology, life 
history, and means of combating insects of this order. 
Hollrung, M. Jahresbericht iiber die iSeuerungenund Leistungen auf dem Gebiete 
der Pflanzenkrankheiten (Annual review of the literature relating to plant dis- 
eases, 1901). Berlin, 1903, pp. VIII+305. A review of the literature of plant 
protection during 1901, with abstracts of the more important articles. 
Hunziker, O. F. A review of existing methods for cultivating anaerobic bacteria. 
Reprint from Journal of Applied Microscopy and Laboratorv Methods, vol. 5, 
Nos. 3, pp. 1694-1697; 4, pp. 1741-1758; 5, pp. 1800-1814;" 6, pp. 1854-1856. 
An extensive bibliography is appended to an elaborate discussion of the'litera- 
ture of this subject. 
International Catalogue of Scientific Literature. D — Chemistry, II; F — 
Meteorology; Q — Physiology, I and II; R — Bacteriology; L — General Biology. 
International Catalogue of Scientific Literature, first annual issue, 2 (1903), pt. 
2, pp. 685; 6 (1902), pp. 197; 3 (1902), pt. 1, pp. 417; 3 (1903), pt. 2, pp. 676; 8 
(1902), pp. 328; 16 (1903), pp. 157. These volumes consist of author and subject 
indexes to the literature of the subjects mentioned. The indexes begin with the 
literature of 1901 and are more or less complete for that year. It is stated in 
each volume that references omitted will be included in the second annual issue. 
A list of journals as prepared by the regional bureaus engaged in the preparation 
of the catalogue has also been issued. 
John Crerar Library, The. A list of bibliographies of special subjects. Chicago: 
The John Crerar Library, 1902, pp. 504. This is a classified list of subject bibli- 
ographies in the John Crerar Library, Chicago. 
Klee, R. Bibliotheca veterinaria. Leipzig: Hermann Seemann Nachfolger, 1901, 
pp. 247. A list of veterinary works in book form or in periodicals published in 
( Jermany, arranged alphabetically according to authors. A subject index is also 
given. 
Kobek, G. M. Milk in relation to public health. U. S. Senate, 57th Congress, 1st 
session, Document 441, pp. V 235. A list of 164 references to the literature 
of this subject is given on pages 179-1 83. 
