2 Vintage Parker T-Ball Jotter Pens Stainless with Silver & Gold Pocket Clips. The gold clip pen ink writes fine, the silver clip pen ink seems dry so may need a refill. Cosmetically both are essentially perfect. See the many photos. From the estate of William "Bill" Wolf & Esther Wolf of Milton MA.; Bill was a former executive with Panasonic Matsushita USA, one of the first Panasonic American employees.
The Parker T-Ball Jotter, a prominent retractable ballpoint pen, is known for its textured tungsten carbide writing ball, introduced in 1957. This innovation, part of the T-Ball Jotter refill, significantly improved line quality and durability. The Jotter itself was first launched in 1954, quickly becoming a popular and iconic pen known for its large ink capacity and unique rotating point.
Here's a more detailed look at the history:
1954: The Parker Jotter was introduced, featuring a nylon barrel (later changed to plastic), a plain clip, and a large ink cartridge.
1955: The barrel material was switched to plastic, and a cap-actuated "Parker 51 Jotter" was offered.
1957: The T-Ball refill was introduced, featuring a tungsten carbide ball with a textured surface for improved writing performance.
1958: The clip design was updated to the familiar Parker arrow style.
1962: A cap-actuated "Parker 61 Jotter" was released.
1973: The plunger button design was changed, featuring a flat top with the Parker imprint, replacing the previous dome shape.
1980: The inner cap threads were changed from brass to plastic.
The T-Ball Jotter's success can be attributed to its innovative refill design and its ability to address common ballpoint pen issues like skipping and poor ink flow. The Jotter quickly became a popular pen, and its design elements, like the arrow clip and the T-Ball refill, have been incorporated into many other pen models over the years.