In 1876, a map by Paul Berthold Jaekel features a start of a west–east oriented axis in the vicinity of today's N0.10, without interception of Gdańska street to the west.

[2] In 1900, Fröhnerstraße is displayed on a city map, starting at Danzigerstraße in the west and ending at Hempelstraße to the east, where land is not urbanized yet.

1899-1900[5] Historicism (art) The first owner of the tenement at then Fröhnerstraße 13, was F. Sandmann, a merchant of upholstery who had his warehouse there,[6] until the beginning of World War I.

[8] Registered on Kuyavian-Pomeranian Voivodeship heritage list, Nr.729691, Reg.A/1550/1-2, February 2, 2010[4] 1899-1900[5] Eclecticism in architecture The first owner of the tenement at then Fröhnerstraße 14, was Mr Weiß, a master mason.

[9] In the 1980s, a stained glass shop (Polish: Witraze) was located at this place,[10] who stayed there till the outbreak of World War I.

Facades are marked by glass panes, several architectural details break the symmetry of the ensemble (bay windows, many different gables or bartizan).

1899-1900[5] Eclecticism in architecture & Neo-Baroque, elements of Neo-classicism The first owner of the tenement at then Fröhnerstraße 12, was Otto Bloch, a pharmacist,[11] who lived there until the 1920s.

The elevation features a large bay window and two grand Corinthian order columns balancing the other side of the facade.

[12] 1896, by Karl Bergner[13] Eclecticism, Historicism The first landlord at then Fröhnerstraße 10 was Anton Czarnecki, a rentier and merchant,[14] who moved there in 1898 and stayed till the early 1920s.

The present one displays eclectic architectural details, a ground floor underlined by the arched entry gate flanked by pilasters, topped by a mask, the ensemble being overlooked by a bay window with bossages.

Renovated in 2012 with brio, one can underline the perfect symmetry of the ensemble, from the location of the doors (the main gate at Nr.15 is mirrored by an arched stone frame without door), to the pediment design above the windows, to the successive avant-corps and topping large triangular pediment emphasizing the axis of symmetry of the edifice.