shelfmark: A1767

Gadbury, Ephemeris, 1688 (A1r)

This ephemeris---a calendar of astronomical positions---for the year 1688 uses red ink on the title page to highlight the key words advertising this work.

Gadbury, Ephemeris, 1688 (A4v-A5r)

Although many printed almanacs left space for users to add in their own notes, Gadbury here adds in a block of red text labeled "observations" a brief account of recent historical events.