14. Bacillus of Glanders. Gram-negative. Stain with Zieler’s method or with Löffler’s methylene-blue, differentiating in weak acetic.

Noniewicz’s Method.

1. Stain with Löffler’s methylene-blue 2-5 minutes.

2. Wash in water.

3. Differentiate for about 5 seconds in a mixture of ½ per cent acetic acid 75 cc., ½ per cent watery solution tropaeolin 25 cc.

4. Wash in water; dry by blotting; xylol; balsam.

Bacilli deep-blue; tissues light-blue.

15. Bacillus of Rhinoscleroma. Gram-positive. Fix in alcohol for Wolkowitsch’s method:—

1. Stain in aniline gentian-violet 24-48 hours.

2. Wash in water.