* For Sale by Superintendent of Documents. Paper, 10c. single copy, $1.00 a yr.; foreign subscription, $1.50 (prices incorrectly given in publication).
Notes:
NOTE.—Owing to the necessarily limited edition of this publication it will be impossible to distribute it free to any persons or institutions other than State and county officials actually engaged in planning or construction of highways, instructors in highway engineering, periodicals upon an exchange basis, and Members of both Houses of Congress. Others desiring copies may obtain them from the Superintendent of Documents at the prices stated above.
Availability:
* For Sale by Superintendent of Documents. Paper, 10c. single copy, $1.00 a yr.; foreign subscription, $1.50 (prices incorrectly given in publication).