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...th a diamond shaped tip was introduced, that became a characteristics of [[Conway Steward]] pens for all the following years.

...nformation, was made by [[eyedropper filler|eyedropper]] hard rubber pens, produced in the plant site of Upper Thames Street, in London.

...this leadership, asserting that they were the first manufacturer to have produced (still in those years) the first pen in celluloid.

...y click button similar ''Jewel'' of [[Vacumatic]]. At that time were also produced some pens for export (mainly addressed to the Benelux market) under the bra

...[[Ivorine]], even if the most extensive use was probably made by [[Conway Stewart]] for the production of some of his most original colored pens.