• 1 Map Library (Robinson)
• 1 Wisconsin Historical Society Archives

• 14 Roads
• 4 Streets
• 3 Recreation areas
• 1 Central business districts

• 5 Shell Oil Company
• 3 Texaco, Inc
• 2 Standard Oil Company of California
• 2 Tide Water Oil Company
• 1 American Automobile Association
• 1 Continental Oil Company
• 1 Phillips Petroleum Company
• 1 Richfield Oil Corporation
• 1 Tide Water Associated Oil Company

• 20 English

• 6 Portland (Or.)
• 4 Washington (State)
• 3 Portland
• 3 Vancouver
• 3 Vancouver (Wash.)
• 2 Idaho
• 2 Montana
• 2 Portland Metropolitan Area
• 2 Portland Metropolitan Area (Or.)
• 2 Portland Region
• 1 Crater Lake National Park (Or.)
• 1 Lake Oswego
• 1 Milwaukie
• 1 Mount Hood Loop Highway (Or.)
• 1 Northwest, Pacific
• 1 Portland Region (Or.)
• 1 United States

Limit year range