Time Subdivision Por. Block 399 TIME SUBDIVISION POR. BLOCK 399.tif TIME SUBDIVISION Por. BLOCK 399 (9270-S Lot 1- ZA APPROVED EXTENSION OF TIME request of CONRAD PREBYS TRUST On Variance C-20414 for two years. Expire on Dec,18, i994. 5/28/92 NH http://apps.sandiego.gov/directories/development-services/pdf/records/subdivision_cards/drawer_3/a_twain_heights/time_subdivision_por_block_399.pdf