Categories
Research

Filed under “Amusing Diversion”

Working through a manuscript I came across this folio with a large diagram of the zodiac in the center. What caught my attention was the drawing in the upper right corner. The scribe seems to have thrown his arms up in confusion (?), exasperation (?), or simply resignation. Either that, or he’s being held up […]

Categories
History

Astrologer Ralph Kraum’s Copy of the Tuckerman Tables

In the early 1960s Bryant Tuckerman realized that the latest computer technology could be put to good use calculating historical planetary positions.[1] He published a two-volume ephemerides, providing tables of planetary positions from 601 BCE to 1649 CE. The “Tuckerman Tables” quickly became the standard reference for historians of astronomy. While more recently on-line resources […]