The Porcupine gold placer district, Alaska
By: by Henry M. Eakin.
Series: United States. Geological survey. Bulletin 699
Publisher: Govt. print. off.
Published: 1919
Place of publication: Washington
Language: eng
Number of pages: 29
Subjects: Gold mines and mining -- Alaska.
Notes: At head of title: Department of the interior.
Many plates printed on both sides of leaf.