study of the single emergency telephone number
By: [by] Kenneth R. Bordner [and] J. Spenser Huston.
Contributors: Huston, J. Spenser.
Publisher: Franklin Institute Research Laboratories
Published: 1970
Place of publication: Philadelphia
Language: eng
Number of pages: 28
Subjects: Assistance in emergencies.; Emergency communication systems.; Telephone -- Law and legislation.
Notes: "National Science Foundation, grant no. GK-11358."