Hodie si vocem eius audieritis... landscape Even before Wilkes arrived in

Even before Wilkes arrived in the Pacific Northwest in 1841

Wilkes spent much of his remaining career overseeing the publications of the expedition

filling the sky with long V-formations

with measured step and watchful eye

A fine example of early 20th-century cartographic design

Hodie si vocem eius audieritis... landscape Even before Wilkes arrived inSixteenth Century Gregorian Chant Antiphonals Ink on vellum, with decorative rubrication and illuminated initials Psalms and Penitential Chants Hodie si vocem eius audieritis Translation: Today, if you hear his voice, harden not your hearts From Psalm 94, used in Lenten Matins. Listen on YouTube Framed size: 27 x 22