Mosquito survey of Mayaguez
By: by W.V. Tower
Series: Circular -- no. 20; Circular (Puerto Rico Agricultural Experiment Station) -- no. 20.
Publisher: Govt. Print. Off.
Published: 1921
Place of publication: Washington
Language: eng
Number of pages: 10
Subjects: Mosquitoes; Mosquitoes as carriers of disease
Notes: "Issued November 2, 1921."