Unique dredging problems on the lower Columbia River /

Bibliographic Details
Main Author:	Patella, Lawrence M. (Author)
Format:	Book
Language:	English
Published:	[United States?] : [publisher not identified], [1988?]
Subjects:	Columbia River > Channelization. Dredging > Columbia River. Harbors > Oregon > Maintenance and repair. Port of Portland (Or.)

Description
Item Description:	Cover title.
Physical Description:	7 unnumbered leaves ; 28 cm