For details of more new and vintage Fountain Pens and Pencils for sale, you may like to contact the following sites that I have found particularly helpful.

Classic Fountain Pens Inc - New and pre-owned fountain pens, nib customization and repair, fountain pen ink and accessories.

Classic Pen Engineering - Specialising in the sale and repair of fountain pens, dip pens and pencils.

CSV Pens - Conway Stewart Vintage Pens. High quality Pens and Pencils at low prices.

David's Pen & Pencil Collection - Specialises in collecting Conway Stewart Pens and Pencils, plus other writing equipment.

Mr Pen Fountain pens, ball pens and pencils from Sheaffer, Cross, Parker, Waterman and other leading makers. Fountain pen ink in 39 colours. 

Onoto Pen Company Luxury limited edition fountain pens and writing accessories made in Britain since 1905. 

Pens & Collectables - An extensive range of Fountain Pens, Pencils and Accessories, all fully serviced and guaranteed.

Sheaffer Targa Web Site Specialist retailers supplying a range of high quality giftware and specialist pens including leading brands such as Montblanc, Parker, Waterman and Sheaffer.

Writetime - several makes of vintage fountain pens and pencils, resored to full working order.

The Pen Practice - This site is devoted to the understanding and repair of vintage and classic fountain pens. I am no longer offering a repair service.

Vintage Fountain Pens - a huge collection of fine vintage fountain pen for sale, nibs, spares and associated inkwells, ink bottles and other pen related objects.

Writing Equipment Society - The history of writing equipment and the conservation of both utilitarian and fine items. Aids collectors to add to their collections through sales and exchanges.