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Start Over Author Interior Dept. Catalog Issue Year Decade 1960 - 1969

612. Peat; by Eugene T. Sheridan.

Corporate/Agency Authors:
Mines Bureau and Interior Dept.
Publisher:
Mines Bureau
Date:
[1968.]
SuDoc number:
I 28.37/a:P 329/967

613. Pecos National Monument, N. Mex.

Corporate/Agency Authors:
National Park Service and Interior Dept.
Publisher:
National Park Service
Date:
[1968.]
SuDoc number:
I 29.21:P 33/968

614. Perlite; [by Timothy C. May].

Corporate/Agency Authors:
Mines Bureau and Interior Dept.
Publisher:
Mines Bureau
Date:
[1968.]
SuDoc number:
I 28.37/a:P 421/967

615. Petrified Forest National Park, Ariz.

Corporate/Agency Authors:
National Park Service and Interior Dept.
Publisher:
National Park Service
Date:
[1968.]
SuDoc number:
I 29.6:p 44/2/908

616. Phosphate rock; by Richard W. Lewis.

Corporate/Agency Authors:
Mines Bureau and Interior Dept.
Publisher:
Mines Bureau
Date:
[1968.]
SuDoc number:
I 28.37/a:P 566/967

619. Pinnacles National Monument, Calif.

Corporate/Agency Authors:
National Park Service and Interior Dept.
Publisher:
National Park Service
Date:
[1967, revised 1968.] [1968.]
SuDoc number:
I 29.21:P 65/2/968 and I 29.21:P 65/3/968