Handbook on contagious and infectious diseases in animals / issued by the Quartermaster General's Branch, General Headquarters, India.
- Date:
- [1944?]
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Handbook on contagious and infectious diseases in animals / issued by the Quartermaster General's Branch, General Headquarters, India. Source: Wellcome Collection.
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![diagnosis, e.g., the McFadyean method of staining for Anthrax bacilli, gives a pinkish colouration to films where these bacilli are present. The procedure required for differential and special, staining is ziven where applicable, under the description of the various diseases n this handbook. Stains are supplied to veterinary hospitals in tabloid form in a small phial surrounded by a booklet containing full instructions as to the preparation and use of the stain, Mounting.—A small drop of thick solution of canada balsam in xylol is placed in the centre of a slide and the cover glass, surface lownwards, deposited on the balsam, which then spreads out, and inally extends over the whole under surface of the cover glass. For the examination of moist films, e.g., in searching for trypano- omes, the drop of blood is placed on a slide, and a cover glass placed mn top at once, and the specimen examined immediately; or if the lrop is taken on a cover glass, the cover glass is at once dropped on o a slide, the blood spreading out between the two. | Table of Magnifications ‘ f objectives in combination with eye-pieces. Tube length 170 mm. Lietz’s Microscopes. EY8-PIECES. Objectives. | | | Use | I | I | Tt |. Iv | j I US Ow power objec- | tive 3 (Leitz) or 3” : : 60 70 80 | 105 | For aeari. ———— edium power ob- jective 6 (Leitz) or }” : ‘ 255 300 350 460 | For detection of Trypanosomes in fresh blood. ee omogenous oi] immersion 1/12” objective . ~~. 555 650 800 1,000 | All bacteriological fine work.](https://iiif.wellcomecollection.org/image/b32173519_0027.jp2/full/800%2C/0/default.jpg)
