History of Portland Oregon Financial Institutions: Early Banks - Causes Which Stimulated the Growth of Banking Interests - Financial Condition of Portland Banks - Ladd & Tilton - First National Bank - Bank of British Columbia - Oregon and Washington Mortgage Bank - Portland Savings Bank - London and San Francisco Bank - Merchants' National Bank - Oregon National Bank - Portland National Bank - Ainsworth National Bank - Commercial National Bank - Northwest Loan and Trust Company - Portland Trust Company - Northwest Fire and Marine Insurance Company - Pacific Fire Insurance Company.