By Marshall Clagett
This quantity is a part of Marshall Clagett's three-volume examine of a few of the features of technology of historical Egypt. quantity covers calendars, clocks, and astonomical monuments. inside each one zone of remedy there's a reasonable chronology obtrusive as advantages a old paintings masking 3 millenia of task. comprises greater than a hundred illustrations of records and medical items.
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Additional info for Ancient Egyptian Science: A Source Book. Volume Two: Calendars, Clocks, and Astronomy
I-nbb (where the sign for -nbb. e.. _. could be a determinative) rather than for "9" lind accordingly he believed the festivals of the first column to be those of twelve successive lunar months beginning with the festival of IVp rnpt (see Fig. 121 But since the hieratic sign. without an accompanying sign 'for _. which was interpreted by Borchardt as 'New Moon Day: is precisely the same as the unadorned sign used for "9" in the regnal date given in the rubric. and its use for "New Moon Day" (when unaccompanied by the sign for-n(lb) cannot be attested in any hieratic documents.
56 Furthermore. , and the fact (2) that that feast day could not have been the first day of the old lunar calendar outlined by Parker (which. unlike Parker's suggested schematized lunar calendar presented here, was itself not schematic but had months of variable length).
The explanation may well start from the purpose which led the ancient scribe to write out this calendar in a prominent and readily accessible place (the first page) on the back of a medical treatise. The purpose, as Lepsius pointed out, was to give the physician an easy means of knowing at what seasons in the year certain prescriptions were to be used, No prescription in the entire document is restricted to a shorter period than two months. In calculating the calendrie equivalent of a season of the year which was two months long, an inaccuracy of five days would probably not seem very serious to the -43- ANCIENT EGYPTIAN SCIENCE Egyptian medical practitioner.
Ancient Egyptian Science: A Source Book. Volume Two: Calendars, Clocks, and Astronomy by Marshall Clagett