- Battleship Revenue Stamps
- Provides information on battleship stamps with references, plate numbers, and contact information.
- Netherlands Revenues
- Aims to inform collectors about the revenue stamps with pictures of new discoveries and contact details.
- Revenue Stamps
- Dedicated to collecting revenue stamps with history, images, and guest book.
- Revenue-Collector.com
- Advertises collections of revenue stamps with picture gallery, news updates, product stamp items for sale, and related links.
- Russian Revenues
- Site dedicated to Russian revenue and poster stamps. Presents a selection of rare stamps, classification, and listings of stamps available for exchange and for sale.
- Scout Revenue Stamps
- Contains details on scout stamps with catalogue of items, guides, news updates, and topics in alphabetical order.
- Second Issue Bill Stamps of Canada
- Includes list of bill stamps with notes and tables available in PDF format.
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