http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
4 unnumbered pages, 11 pages, 1 unnumbered page, 3 unnumbered leaves of plates : illustrations ; 26 cm.
Dedication signed on page 2: W. Williams.
Engraved table and three astronomical diagrams (numbered plates I-V) signed: Geo. Bonnor, sculp.
Microform version available in the Readex Early American Imprints series.
Electronic text and image data. [Chester, Vt. : Readex, a division of Newsbank, Inc., 2002-2004. Includes files in TIFF, GIF and PDF formats with inclusion of keyword searchable text. (Early American imprints. First series ; no. 35032).