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[[Image:StemmaSoennecken.jpg|thumb|Logo della Soennecken|150px|left|Photos of a [[Soennecken]] stone logo present on the company building]]

[[Image:StemmaSoennecken.jpg|thumb|Logo della Soennecken|150px|left|Photos of a [[Soennecken]] stone logo present on the company building]]

The start of  fountain pens production is not known precisely, but it is known that they were listed in a catalog of [[1890]], along with over 150 other stationery products. These models were hard rubber eyedropper pens, characterized by a lock line for the cap. These pens were characterized by the imprinting ''F. Soennecken 554'' and were available in four sizes (numbered from 3 to 6) and equipped with the gold nib produced by the company.

The start of  fountain pens production is not known precisely, but it is known that they were listed in a catalog of 1890, along with over 150 other stationery products. These models were hard rubber eyedropper pens, characterized by a lock line for the cap. These pens were characterized by the imprinting ''F. Soennecken 554'' and were available in four sizes (numbered from 3 to 6) and equipped with the gold nib produced by the company.

There is not much information available about these early models; according to Lambrou there were different variants: the number 575 with cylindrical cap, the number 576 with conical cap and an ''[[overfeed]]'' feeder, the  number 577 with conical cap.

There is not much information available about these early models; according to Lambrou there were different variants: the number 575 with cylindrical cap, the number 576 with conical cap and an ''[[overfeed]]'' feeder, the  number 577 with conical cap.