By the way.

40 pages (80 pages, 2 columns) ; 23 cm 21 cm, folded to 23 cm x 11 cm."This publication is designed to tell in detail the sights that may be seen along the Santa Fe, from the agricultural districts of Illinois, Missouri and Kansas to the Rockies of Colorado, the picturesque Indian pueblos of New Mexico, the geological marvels of Arizona and the old missions of California." -- Foreword