Scale 1:50,000 ; Polyconic projection (W 108⁰35ʹ--W 108⁰20ʹ/N 37⁰30ʹ--N 37⁰10ʹ).
Note:
Relief shown by contours and shading. Title from PDF title screen (viewed on Nov. 19, 2009). Includes text, col. ill., cross section, index map, and location diagram.