Bates, geeretarp, Vatieaal Lead Coopanp.

NATIONAL LEAD COMPANY 111 Broadway New York 6, N.

Bate*, Seeretary, national Lead Company, Hew Xork, N.

^Elision Std Shita Lead I- 'J,i .

Further objecting, this interrogatory is overly broad, unduly burdensome and not reasonably calculated to lead to the discovery of admissible evidence.

If groups identified to lead particular issue are right groups.

None Protocol Title: In Vitro Simulation of Gastric Bioavailabilitv of Lead-Contaminated Soil Amendment No. 1 DOCUMENTATION Change to be made to existing protocol: This study will not be audited.

Further objecting, this interrogatory is overly broad, unduly burdensome and not reasonably calculated to lead to the discovery of admissible evidence.

VC4760 Organic Lead Area Sample Collection VC4761 t-- -i P-2 Hydrocarbon Area Sample collection VC4762 F-3 Tube Sampling of Utility Air syst m for CO or CO-j (seven such points are sampled daily) VC4763 F-4 CO-CO, tube sampling station VC4764

direction of the opinion thet mechanical characteristics do not exclusively lead to the formation of tumors.

Further objecting, this interrogatory is overly broad, unduly burdensome and not reasonably calculated to lead to the discovery of admissible evidence.

O.D. 12,362 March 27 191+0 For complete physical examination, microscopic blood examination (red count, white count, differential count, haemoglobin determination, count of stippled erythrocytes), urinalysis, Wasserman and Kahn tests, examination of blood and urine for lead content . ............................. .$57 00 00

2- - Page 4 Generali 9* The exhaust of Torit Dust Collector in the ball Joint area was connected to ducts that conveyed the lead particles out of the plant. 10.

31 WHITS SUGAiv OP UUP CHI&lklM: order with the national Ud Co# for 1 Ton or IWU^w of Lead Crystals.

None Protocol Title: In Vitro Simulation of Gastric Bioavailabilitv of Lead-Contaminated Soil Amendment No. 1 DOCUMENTATION Change to be made to existing protocol: This study will not be audited.