Block-and-Lot

Adjoining parcels are subdivided into blocks and Lots. individual lots within the subdivided area are identified by block and lot number.
Map books in the record’s office give the location and dimensions of all lots and blocks.
Example: Lot 34of Tract 12314 as per map recorded in book 232 pages 23 and 24of maps, in the office of the county recorder of Los Angeles area.