Sammer

Appellants Frank and June Ball appeal from a judgment entered on a cross-complaint. The facts as gleaned from the settled statement and the depositions are these:

In 1961 appellants acquired certain commercial property in Ceres, California, known as the Lazy Wheels Trailer Park. Appellants decided to increase the number of trailer spaces and engaged Paul Holmdhal to prepare the drawing which was needed to acquire state and city approval. The drawing Holmdhal prepared designated 6-inch sewer lines to accommodate the new spaces and contained a note stating, “% " water line with %" riser and Yz" branch takeoff. ...” Appellants gave one copy of the drawing to the state inspector and one to Mr. Carlin, their plumber, to take to the building official of the City of Ceres in order to secure a building permit. They kept one copy at the trailer park.

At the building office, Carlin was told that 4-inch sewer lines were sufficient, and a permit was issued accordingly; the unrevised drawing was placed in the building officer’s file..

In January 1962, appellants sold the Lazy Wheels Trailer Park to respondent Muriel M. Sammer; they left their copy of the drawing at the trailer…