Grimoire Quadrantis Telemetrum
GQT6, January 2026: 564 pages, black & white. 244 graphics, 39 tables. Perfect bound. 8.5" x 5.5" (21.6 x 14 cm). Also available as an ebook.
The Grimoire Quadrantis Telemetrum. The official manual for for Wndsn Graphical Telemetry Computers: Low tech, high utility distance and altitude nomographs from the Wndsn applied science lab.
GQT6, January 2026: 564 pages, black & white. 244 graphics, 39 tables. Perfect bound. 8.5" x 5.5" (21.6 x 14 cm). Also available as an ebook.