[The sundial] is the silent voice of time, and without it the day were dumb. - Robert Hegge, 1630. This is the first in a series of books bringing together articles by Fred Sawyer on the history and theory of dialing. The current book covers 1975-1995. Letter to the Editor, Bifilar Gnomonics, Review: Catalogue of Greek And Roman Sundials, An Equant Sundial, A Self-Orienting Equiangular Sundial, Foster's Diametral Sundial, A Qibla Line Construction, A Three-Point Sundial Construction, Moon Dialing, Of Analemmas Mean Time And The Analemmatic Sundial, A Stained-Glass Diptych Pattern, Solving The Spherical Triangle, Reducing A Plane To The Horizontal, Error In A Misplaced Dial, A Universal Nomographic Sundial, Serle's Dialing Scales, Dialling Universal by George Serle