. . . "A Study of the Normal Constituents of the Potable Water of the San Francisco Peninsula" . . . . . "A Study of the normal constituents of the Potable Water of the San Francisco Peninsula. [With a map.]"@en . . . . . . "... A study of the normal constituents of the potable water of the San Francisco peninsula" . . . . "A study of the normal constituents of the potable water of the San Francisco Peninsula" . "A study of the normal constituents of the potable water of the San Francisco peninsula" . "A study of the normal constituents of the potable water of the San Francisco peninsula"@en . "A study of the normal constituents of the potable water of the San Francisco Peninsula"@en . "A Study of the normal constituents of the potable water of the San Francisco Peninsula, by John Pearce Mitchell" . . . . . . "A Study of the normal Constituents of the potable Water of the San Francisco Peninsula" . . . . . .