Books by Fischel, Greta Mrs
About pages 51 and 52 of the D
About pages 51 and 52 of the Dresden-codex and about some astronomical inscriptions of the Maya
About the origin of the tzolki
About the origin of the tzolkin-period in the calendar of the Maya
About the reduction of the May
About the reduction of the Maya-dates to our chronology
Researches in Maya astronomy
Researches in Maya astronomy
The astronomical meaning of pa
The astronomical meaning of pages 51 and 52 of the Dresden-codex