No. 26. V history of plague in the United States, \ernon B. Link. (Public 
Health Service Publication No. 392) 1955. 120 pages. Illustra- 
tions. [Published concurrently with Public Health Reports 70: 
(3) ; see pages 335-336 for summary article.] 
No. 27. Roof rat populations in southwest Georgia. Dean H. Ecke. (Public 
Health Service Publication No. 373) 1955. 18 pages. Illustrations. 
20 cents. [Published concurrently with Public Health Reports 70: 
(4) ; see pages 413-414 for summary.] 
No. 28. Tularemia in sheep and in sheep industry workers. William L. 
Jellison and Glen M. Kohls. (Public Health Service Publication 
No. 421) 1955. 17 pages. Illustrations. 20 cents. [Published 
concurrently with Public Health Reports 70: (6); see pages 
720-721 for summary.] 
