3. Portrait of a nine-year-old boy, by Adam de Colonia. 1626. Panel, 68.5 by 54 cm. (Present whereabouts unknown).
Attributed works:
4. Portrait of a seven-year-old boy, here attributed to Adam de Colonia. 1631. Panel, 30.9 by 25.6 cm. (David Koetser Gallery, Zürich).
Attributed works:
5. Portrait of seven officers and the steward of the civic guard of St George in Rotterdam, here tentatively attributed to Adam de Colonia. 1604. Canvas, 145.5 by 299.5 cm. (Historisch Museum, Rotterdam).
Attributed works:
6. Portrait of Johan van Yck, his wife Margaretha Musch and their son Johan van Yck, here attributed to Jan Daemen Cool and Adam de Colonia. 1632. Panel, 188 by 206 cm. (Historisch Museum, Rotterdam).
Attributed works:
7. Portrait of Hendrick Hartman, here tentatively attributed to Adam de Colonia. 1603. Canvas, 102 by 84 cm. (Historisch Museum, Rotterdam).
Attributed works:
8. Portrait of Louis de Geer, copy after an original here tentatively attributed to Adam de Colonia. 1602. Panel, 74.5 by 57.4 cm. (Private collection, Netherlands).
Attributed works:
9. Portrait of Johan van der Veken, by Paulus van Someren. 1613. Panel, 65.5 by 54 cm. (Museum of Fine Arts, Budapest).
Article
Gleanings from the Records of the Reigns of James I and Charles I