Lithopone 5-A Suxfex Ultramarine Blue LL Vehicle: 38.5p Special Mixing Varnish Ester Gum Aroplaz 1140 Vlakoplus Oleum Spirits Eosene No. 5 Special Oil Bodied Linseed Oil 16^ Lead Cobalt Drier 6$ Calculated Yield Manufacturing Loss Actual Yield Lb, Yield in GallonsUnit Cost 588 215 86 1/2 2 1/2 os. 21 6.05 3.93 .055 .0425 .0165 .24 Total Co 32,34 9,14 1,43 ,04 174 58.5 41 26.7 110 11.2 44.2 79 6 3 23 1/2 7 1/4 5 1/8 3 3/8 17 1/8 1 3/4 5 3/4 10 80/128 40/128 104.80 4.80 100 .43-1 .17| 1.02 .Q8i .07$ .94j .95 .84 2.65' 10c 22 4,68 7.16 3.44 1.45 ,13 5.43 9.50 .55 ,85 86c 3 Cost Analysis!

- The essentially normal lead concentrations in the urine and/or blood of these men carry their own implications.

- Part of the fume produced at East Helena was sold to out siders such as Eagle Plcher Lead Company and American Cheraet Corpo ration.

During the war period, the policy of leading at refinery sources has undoubtedly created a problem in connection with the handling of enormous quantities of drums.

Kehoe; I, too, am pleased to hear that the papers on lead poisoning will be published complete in the Journal of In dustrial Hygiene and Toxicology, as stated in your letter of October 30.

'iieolffi - LEAS Sglfflfe, ZISC OXIBE ABE ..HITE I.EAn BEPABUMTS LEAD REFINING D?

MEMOEUMQH TOR DIHICT-ISO' .77^1 KG - OCT BTJj 22H3 1940 ssTEaTZD iteT ijieaMB - s k o .iik q d e pa r t me n t Toaele Lead Plant Tooele Copper Plant Tooele ~ul*hide Concentrator Tooele Txide Concentrator Ojllr Hill .

YIELD IN CALLONS 50^ Leaded Zinc Oxide Lithophone Titanium Pigment Barium Asbestine Barytes Ultramarine lue VEHICLE: 15/ 400 150 100 50 150 1/8 Lb

Dear Doctor Kehoe: Thank you for your note of October 10, and permission to publish your information on lead poisoning in children.

TRADE NAME: CATEGORY: COLOR: NUMBER: QUALITY: Surface Saver Exterior House Paint White 3400 PIGMENT: 72.9$ ' Lead Sulphate Titanium Dioxide Lithopone Calcium Carbonate Magnesium Silicate POUNDS YIELD IN GALLONS UNIT COST* TOTAL COST 525 222 625 1850 1400 675 Per Lb. $35.44 6.86^7ff.l6.Per Lb. 35.52 ______17.41.oVvJ".0425 Per Lb. 26.56 yJ&y 81.50.00875 Per Lb. 16.19 58.90.tYJT .011 Per Lb. 15.40 VEHICLE: 27.1$ Linseed Oil, Raw Linseed Oil, Blown Mineral Spirits Drier Calculated Yield Manufacturing Loss - Actual Yield 993.3 206.75 460. 63. 6345.05 129.00.3'S,75 Per'Gal. . 25.00.04/^.91 Per Gal. 72.00-ftf7.08 Per Gal.* 8.75-41/^.21 Per Gal.' 409.22 10.22 399.00 96.75 22.75 5.76 1.84 256.21 * The above unit costs are figured as of Jan. 1, 1942, which Is the last time our formulas were costed and are based on Inventory and contract costs as of that date.

PACEMAKER IN PAINTS * LEADING PROCESSOR OF SOY BEANS-THE ALL-AMERICAN CROP Tbit odvertisement o&eert in Country Gentlemen, Snccetrfo!

We were pleased to receive Mr, Watts* report that the Sun Shipbuilding and Dry Dock Company is now in the market for 580 tons of sheet lead half to be delivered almost immediately and the balanes within three to four months.

Raw Sienna in Oil " Burnt Umber M 11 it (c.ts.) it oil if** * 1 X ft Lead - V.hite in Oil " Rod - Powder Ml Bronze - Liquid ft Aluminiun - Powder (lbs.)

S T E W A R T DIRECTOR OP RESEARCH N ATION AL LEAD CO M PAN Y RESEARCH LABORATORIES I05 YORK STREET B R O O K L Y N !

GRADE SPECIFICATIONS COST AMD SELLING PRICES AS OF MARCH 31. 1942 Prado Nana Category: lolor: dumber: duality: Pratt'a Prepared House Paint Trim and Trellis Paints Blind Green 120 First Pigment: 51$ Zinc Oxide Chrome Yellow Chrome Green Magnesium Silicate Barium Sulfate Litharge Vehicle: 49$ Linseed Oil Varnish Mineral Spirits Lead Drier Manganese Drier Calculated Yield: Manufacturing Loss 2.5$ Actual Yield: Lbs. 5.0 6.5 33.5 25.0 100.0 1.0 116.0 22.5 23.25 1.25 .50 333.50 Yield In Gallons Unit Cost Total Cost 0.1 1.19 1.03 2.07 .0765 per Lb. .1760 per Lb. .278 per Lb. .0133 per Lb. .0177 per Lb. .0925 per Lb