Survey map of the San Pascal Rancho, made by Henry Hancock, Pasadena, August 1858

Photograph of a survey map of the San Pascal Rancho, made by Henry Hancock, Pasadena, August 1858. The map reads "Lot No. 39 .T.i N. R.12 W." at its center, with survey lines demarcating an area around the writing and selected natural features drawn in. Impressions from other writing can be seen backwards faintly behind the primary text.; Legible text includes: "Santa Anita Rancho", "High and Rugged Hills", "Low Hills", "Cañada of the Arroyo Seco", "Bottom Lands of the Arroyo Seco", "Wood Road", "Oak Timber", "Stream", "Beginning Black Oak", "Cuati", "Swamp", "Old Vineyard", "Blackberry Tree", "White Oak", "Cañada and Arroyo San Pascal", "Sycamore", "Live Fence", "Sanford & Co. new Vineyard and Orchard", "San Bernardino Base Line", "Live Oak" and "Old Road".

1858年8月于帕萨迪纳由亨利·汉考克（Henry Hancock）绘制的圣帕斯克牧场（San Pascal Rancho）勘测地图照片。该地图中心标注有"第39号地块 .T.i N. R.12 W."，勘测线围绕该文本划定区域，并绘制了选定的自然地貌要素。主文本后方隐约可见反向的其他手写痕迹。可辨认的文本包括：圣安尼塔牧场（Santa Anita Rancho）、高峻崎岖的山丘、低矮丘陵、塞科溪峡谷（Cañada of the Arroyo Seco）、塞科溪谷底平原、土路（Wood Road）、橡木林、溪流、黑橡起点（Beginning Black Oak）、夸蒂（Cuati）、沼泽、老葡萄园、黑莓丛、白栎、圣帕斯克峡谷与塞科溪（Cañada and Arroyo San Pascal）、悬铃木、活篱笆、桑福德公司新葡萄园与果园（Sanford & Co. new Vineyard and Orchard）、圣贝纳迪诺基线（San Bernardino Base Line）、活栎以及旧路。