Any ideas what this decal came off of?

[john845]

I found this today near a lake that was used for recreation between the 40s and 70s. Its made of brass or copper. Anyone know what it came off of?

 

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[sutphin]

BYCYCLE??

 

[Back-of-the-boat]

Probably an old Aluminum boat, the Columbia river probably was what it was named after?