Astronomical correspondence
收藏DataONE2011-11-07 更新2024-06-27 收录
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https://search.dataone.org/view/doi:10.6067:XCV8MK69T5_meta$v=1320669312593
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资源简介：
These documents are a series of letters regarding research on the astronomical features in the Great House at Casa Grande Ruins National Monument. It also includes an invoice and billing information for the services provided by John Malloy for a 1971 report concerning the astronomical features. Outlined are details of equipment needed and labor required to complete proposed research on astronomical features in the Great House.
创建时间：
2011-11-07
