Document dY973Grd5GkjDDDEGr73r7ade

,.r $ environmental Anaiysie _aborct._ ':ig ::OiO Wright Avenue s L.Jj Richmond. California 94804 [415) 235-2633 C OHPO2PPAATTIIOONN (TWX) 910-382-3132 . February i'7. 1913 Mr. Stephen E. Killiany Shell Oil Co. 1500 Newell Ave. Walnut Creek, CA 94596 Dear Mr. Killiany: We have completed the analysis of your samples; our results are attached. Your billing will be under separate cover. LFE Environmental's laboratory is accredited by the American Industrial Hygiene Association. Due to limited storage space, unused portions of your samples will be disposed of after one year. Should you desire a longer retention period, please let us know. LFE Environmental appreciates this opportunity of assisting you. If you have any questions or if we may be of additional assistance, please do not hesitate in contacting us. Very truly yours, Walter D. Holland Industrial Hygiene Servii WDH/MWN/km Attachment Marcel W. Nathans, Director Industrial Hygiene Laboratory law 023462 ABs~002533 ?',J0 vr,^n Ri. nmono. (4 o) 23V 3J 94&C4 ABS-002534