Issue 2.2 of our new series Aestimatio: Sources and Studies in the History of Science is now online. It is freely accessible. In it, readers

Issue 1 of volume 3 is currently in progress. It will include: “The Set of Alfonsine Tables Underlying Giovanni Bianchini’s Planetary Tables” by José Chabás

Thematic Issues After volume 1, Aestimatio (new series) will come annually in two issues. To develop this format, Chessie and I invite and welcome suggestions for thematic