![Parker Duofold Senior Fountain Pen (Streamline) - Canada, Burgundy, Medium (Superior, Restored) - Peyton Street Pens Parker Duofold Senior Fountain Pen (Streamline) - Canada, Burgundy, Medium (Superior, Restored) - Peyton Street Pens](https://cdn11.bigcommerce.com/s-5ko0zosub2/images/stencil/1280x1280/products/1219/1586/duo_stream_burg_ca_1_1__89810.1606152760.jpg?c=1)
Parker Duofold Senior Fountain Pen (Streamline) - Canada, Burgundy, Medium (Superior, Restored) - Peyton Street Pens
![Parker Duofold Senior Fountain Pen (Streamline) - Canada, Burgundy, Medium (Superior, Restored) - Peyton Street Pens Parker Duofold Senior Fountain Pen (Streamline) - Canada, Burgundy, Medium (Superior, Restored) - Peyton Street Pens](https://cdn11.bigcommerce.com/s-5ko0zosub2/product_images/description/parker/duo_stream_burg_ca_2.jpg)
Parker Duofold Senior Fountain Pen (Streamline) - Canada, Burgundy, Medium (Superior, Restored) - Peyton Street Pens
![Flat Top Duofold Senior "Big Red" That... ISN'T - PARKER: (USA "Big Five") - Fountain Pen Board / FPnuts Flat Top Duofold Senior "Big Red" That... ISN'T - PARKER: (USA "Big Five") - Fountain Pen Board / FPnuts](http://vacumania.com/penteech2/duofoldimprintsspread850a.jpg)
Flat Top Duofold Senior "Big Red" That... ISN'T - PARKER: (USA "Big Five") - Fountain Pen Board / FPnuts
![DS Parker Duofold fountain pen, stamped Made in Canada with 14ct nib, Conway Stewart no. 58 fountain pen with 14ct nib, Mabie Todd & Co. Swan Self-Filler fountain pen with 14ct gold DS Parker Duofold fountain pen, stamped Made in Canada with 14ct nib, Conway Stewart no. 58 fountain pen with 14ct nib, Mabie Todd & Co. Swan Self-Filler fountain pen with 14ct gold](https://www.dugglebystephenson.com/files/images/auctions/GUID/6764e4fa-00aa-409a-9ba4-c52743851c7a.jpg)
DS Parker Duofold fountain pen, stamped Made in Canada with 14ct nib, Conway Stewart no. 58 fountain pen with 14ct nib, Mabie Todd & Co. Swan Self-Filler fountain pen with 14ct gold
![Does anyone know what the "A" at the bottom of a vintage Parker Duofold nib means? I know that a "P" apparently means that the nib was manufactured by Parker itself and Does anyone know what the "A" at the bottom of a vintage Parker Duofold nib means? I know that a "P" apparently means that the nib was manufactured by Parker itself and](https://i.redd.it/67vo6lkvtpo61.jpg)
Does anyone know what the "A" at the bottom of a vintage Parker Duofold nib means? I know that a "P" apparently means that the nib was manufactured by Parker itself and
![Amazon.com: Parker Duofold Centennial Fountain Pen, Classic Big Red Vintage, Medium Solid Gold Nib, Black Ink and Convertor (1931376) : Everything Else Amazon.com: Parker Duofold Centennial Fountain Pen, Classic Big Red Vintage, Medium Solid Gold Nib, Black Ink and Convertor (1931376) : Everything Else](https://m.media-amazon.com/images/I/613GyqqKXWL.jpg)
Amazon.com: Parker Duofold Centennial Fountain Pen, Classic Big Red Vintage, Medium Solid Gold Nib, Black Ink and Convertor (1931376) : Everything Else
![Parker Pat.sep 5 16 Duofold From Canada - Fountain & Dip Pens - First Stop - The Fountain Pen Network Parker Pat.sep 5 16 Duofold From Canada - Fountain & Dip Pens - First Stop - The Fountain Pen Network](https://www.fountainpennetwork.com/forum/uploads/post-122621-0-51440400-1431107884.jpg)
Parker Pat.sep 5 16 Duofold From Canada - Fountain & Dip Pens - First Stop - The Fountain Pen Network
![Parker Duofold Senior Streamline Fountain Pen (Canada, 1934) - Burgundy Marble w/Gold Trim, Button Filler, 14k Fine Duofold Nib (Excellent, Restored) - Peyton Street Pens Parker Duofold Senior Streamline Fountain Pen (Canada, 1934) - Burgundy Marble w/Gold Trim, Button Filler, 14k Fine Duofold Nib (Excellent, Restored) - Peyton Street Pens](https://cdn11.bigcommerce.com/s-5ko0zosub2/product_images/description/parker/duoSR_burg_stream_02.jpg)
Parker Duofold Senior Streamline Fountain Pen (Canada, 1934) - Burgundy Marble w/Gold Trim, Button Filler, 14k Fine Duofold Nib (Excellent, Restored) - Peyton Street Pens
![Parker Duofold Lady Fountain Pen (Streamline) - Canada, Moderne, 18k Broad Flexible Nib (Excellent, Restored) - Peyton Street Pens Parker Duofold Lady Fountain Pen (Streamline) - Canada, Moderne, 18k Broad Flexible Nib (Excellent, Restored) - Peyton Street Pens](https://cdn11.bigcommerce.com/s-5ko0zosub2/product_images/description/parker/duoring_streamca_blackpearl_1.jpg)
Parker Duofold Lady Fountain Pen (Streamline) - Canada, Moderne, 18k Broad Flexible Nib (Excellent, Restored) - Peyton Street Pens
![Amazon.com: Parker Duofold Centennial Fountain Pen, Classic Black with Gold Trim, Medium Solid Gold Nib, Black Ink and Convertor (1931382) : Everything Else Amazon.com: Parker Duofold Centennial Fountain Pen, Classic Black with Gold Trim, Medium Solid Gold Nib, Black Ink and Convertor (1931382) : Everything Else](https://m.media-amazon.com/images/I/71PbGl87QKL.jpg)