3 papers
physics.hist-ph2025
Cornelis Easton:The Milky Way as a spiral galaxy
Pieter C. van der Kruit
Cornelis Easton (1864-1929) became a journalist and newspaper editor. During most of his career he was active as an amateur astronomer and contributed important papers in internati…
physics.hist-ph2024
Jan Veth's paintings of Jacobus Kapteyn
Pieter C. van der Kruit
Jacobus C. Kapteyn is regarded as one of the coryfees of the University of Groningen. Part of his legacy is two paintings of him by Dutch painter Jan Pieter Veth. One, showing him…
physics.hist-ph2024
Pannekoek's Galaxy
Pieter C. van der Kruit
Antonie (Anton) Pannekoek (1873-1960) is remembered as one of the initiators of the field of stellar atmospheres. A second part of his research concerned Galactic astronomy. He was…