Richard Dalton. Originally self-published, Bristol, 1922.  This is the 1968 Seaby reprint.  HB (greyish-brown cloth with black-lettered spine).  viii + 68 pages.  Illustrated throughout, in the text with good b&w photographs. Rarity ratings. This is the standard reference on the series.  192 x 248 mm.  No dj,  Corners worn, edges rubbed, about good.