Public sale of protective chemical sprays.
Subtitle: Hearings, Ninety-first Congress, first session ... May 21, 1969.
Publisher: U.S. Govt. Print. Off.
Published: 1969
Place of publication: Washington
Language: eng
Number of pages: 261
Subjects: Gases, Asphyxiating and poisonous.; Aerosols.; Police -- Equipment and supplies.
Notes: Includes bibliographies.
"Serial no. 91-34."