1897 THE MICROSCOPE. 153 
nee RO SEO PE. 
New Series, 1893. 
For Naturalists, Physicians, and Druggtsts, and Designed to Popularize 
Microscopy. 
Published monthly. Price $1.00 per annum. Subscriptions should end 
with the year. The old series, consisting of 12 volumes (1881-1892), ended 
with December, 1892 Sets of the old sertes cannot be furnished. All 
correspondence, exchanges, and books for notice should be addressed to the 
Microscopical Publishing Co., Washington, D. C., U. S. A. 
CHARLES W. SMILEY, A. M., EDITOR. 
———a3 
EDIE TORT ACL.. 
Absolute dryness prevents the development of germ 
lie: 
Dulau & Co., of London, have issued an album of half 
tone portraits of the Collaborators of the Scientific reports 
of the Challenger Expedition arranged on nineteen plates. 
The edition is limited to 200 copies and is sold at 12s. 6d. 
Examining Malarial Blood.—In a paper published in 
The Lancet Macleod points out that for diagnostic purposes 
the examination of fresh malarial blood films immediately 
after preparation is without doubt most to be relied upon. 
This is, however, not always convenient, and ina large 
practice it is often very inconvenient, so that one is driven 
to the examination of stained films at more convenient 
times. The staining of such films is an uncertain and 
troublesome process, so far as results that can be relied 
upon for diagnostic purposes are concerned. Macleod has 
succeeded in finding plasmodia in a preparation made by 
drawing across one cover glass the edge of another square 
cover charged withadrop of blood. He subsequently 
found that the same result could be effected by the use of 
a strip Of ordinary note paper, instead of the cover glass, 
for the purpose of spreading the film. ‘The straight edge 
