Manufacture of pine wool
By: by H. N. Batham.
Series: Dept. of Industries and Commerce, United Provinces. Bulletin, new ser. ; no. 30
Publisher: Supt., Print and Stationery, United Provinces
Published: 1942
Place of publication: Allahabad
Language: eng
Subjects: Pine wool.
Other titles: Pine wool.
Notes: Cover title.