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Report in manuscript, initialled ESRW, dated 15 October, 1932.  Numbered: 129.  An account of "the production of the first batch of 'Experimental Derrisol Cryolite Insecticide' ... prepared at Berkhamsted" (p. 1).

Cooper McDougall & Robertson Ltd

Research and Development (Papers of the Cooper Technical Bureau)

Laboratory reports

1 file 4 sheets, plus additional folded sheet with stencilled words: "Experimental Derrisol Cryolite Mixture".

"Report on the Rate of Settlement of Arsinette"

"Chicago Sap Cresol: Report on the Cresylic Acid ex shipment per SS Rexmore"

"Report on the Manufacture of Robertson's Highland Special Fly Dip"

"Report on the Examination of 'For Snuff - Mrs Rogers[,] Abergavenny'"

"Report on the Suitability of 'Arsinette' (or same grade of Lead Arsenate) for Deli Experimental Requirements"

"Report on the Analysis of Winter Wash Fluid Made to the Long Ashton Formula by British Dyestuffs Corporation"

"Report on the Examination of Sodium Arsenate"

"Report on the Experimental Run of the New White Oil Emulsion Plant at Yalding"

"Report on the Series of Experiments carried out 14-17/10/29 on Mineral Oil Emulsions"

"Report on the Experimental New Green Oil Emulsion (Modified Long Ashton Winter Wash)"

"Report on the Examination of Winter 'Volck'"

"Report on the Examination of Metro Modified Long Ashton Winter Wash (for Season 29/30)"

"Report of Experimental work for November 1929"

"Report on the Improved Pleuroline"

"Report on Experimental Work for December, 1929"

"Report on the Examination of Ridovit Long Ashton Winter Wash Fluid, made by The Ozone Chemical Co"

"Report on the Examination of Solignum Modified Long Ashton Winter Wash Fluid"

"Report on the Examination of Solignum Two-Solution Winter Wash Fluid"

"Report on the Investigation as to the Cause of Oil Separation in LA (modified) Winter Wash"

"Report on the Investigation into the Causes Responsible for the Bad Modified Long Ashton Winter Washes at Yalding"

"Report on the Experimental Work Carried Out During January, 1930"

"Report on the Examination of 'Pulimento Tic Tac'"

"Report on the Samples of Caseine taken in connection with the trouble met with in the Preparation of Lamtoww"

"The Estimation of 'Active Constituents' in Katakilla CO"

"Report on the Cause of Colour Variation in 'Kurmange'"

"Report on the Experimental Work Carried Out during February, 1930"

"Report on the Investigation Concerning the Viscosity of Mineral Oil Emulsion No. 2"

"Report on Samples of Linseed Oil"

"Report on the Examination of an Emulsion Type Polish Submitted by Dr Edwards"

"Report on Experimental Etc Work for March /30"

"Report on the Use of Fisons (Returned) Paste (Dried) in Other Pastes"

"Report on Four Samples of Linseed Oil"

"Report on Experimental Etc Work Carried Out During April /30"

"Report on the Examination of a 'New Process Tar'"

"List of Apparatus and Particulars Required at the Kuala Padah Estate"

"Report on the Investigation of 'Derrisol Sludge'"

"Report on the Experimental and Other Work for the Month of May, 1930"

"Report on Insoluble Matter from Pyrethrum Extract"

"Report on Experimental Work up to June 13/30"

"Report on the Drying of Wettable Sulphur in the Vacuum Stove"

"Report on the Investigation of the Trouble Experienced in the Manufacture of Liver Fluke Remedy"

"Report on the Examination of Butler's Long Ashton Modified Winter Wash"

"Report on the Examination of Bugge's Standard Tar Oil Winter Wash"

"Report on the Investigation of the Manufacture of Pasta Johnson"

"Report on Experimental Etc Work for July 1930"

"Experimental Etc Work Carried Out During August 1930"

"Report on Experimental Etc Work for September /30"

"Experimental Etc Work During October 1930"

"Report on Experimental Work Carried Out During November 1930"

"Report on the Physical Properties of Mineral Oil from Winter Volck"

"Report on 5 Gallon Sample of Emulsion Derrisol from Chicago"

"List of Apparatus Required for the Equipment of New Lab."

"Report on Experimental Etc Work Carried Out During December 1930"

"Concentrated Disinfectant Fluid for Guatamala: Suggested Method of Manufacture"

"Wettable Sulphur Produced by Edge Runner Grinding"

"Report on Experimental Work Carried Out During January 1931"

"Report on Experimental Etc Work Carried Out During February 31"

"Report on the Examination of 'Agritox'"

"Report on the Examination of 'Orthol K'"

"Report on the Proposed Method of Producing Anatox for Worm Drench"

"Report on the Experimental Work for March 1931"

"An Account of Laboratory Experiments on Derris"

"Report on Experimental Etc Work Carried Out During April 1931"

"The Estimation of Tuba Toxin or Rotenone by (a) CCl4 Method, (b) Ether Method"

"Report on Sample of 'Alboleum' returned from Denmark"

"Report on the Experimental Etc Work Carried Out During May 1931"

"Report on the Investigation of the Manufacture of Border Paste (Home Trade)"

"Report on Experimental Work Carried Out During June /31"

"Report on the Examination of Cube Roots and Roots of Lonchocarpus velutinus"

"Volume Held by Circular Dip Bath"

"Report on Sample of Volck Received from Denmark"

"Report on Experimental Work Carried Out During July 1931"

"The Production of Anatox for Worm Drench"

"Report on Experimental Work Carried Out During Aug /31"

"Report on Experimental Work for September 1931"

"Manufacture of Whale Oil Emulsion"

"Supplementary Directions for Manufacture of Albolineum"

"Report on Experimental Work Carried Out During October /31"

"Report on the Manufacture of the First Batch of 'Polvosol' to the New Formula"

"Report on the Examination of 'Our Kim' Remedy"

"The Production of Stable Mineral Oil Emulsion at Yalding"

"Report on the Production of Cheap Albolineum"

"Report on the Manufacture of Tactite using Hard Copal"

"Report on Samples of Copal"

"Orthol K: Examination of Samples Light, Medium and Heavy After Being Kept at Lab Temperatures in Original Containers"

"Report on the Strength of Iodine Solution Used in CD Testers"

"Report on Experimental Work for November 1931"

"Report on the Trial Run of the 'De Laval' High Pressure Emulsifier (Albolineum)"

"Report on Sample of Coumarone Resin Submitted by Messrs Suter"

"Report on the Experimental Work Carried Out with the 'De Laval' High Pressure Emulsifier at Berkhamsted"

"Report on the Preparation of 'Albolineum' Primary Emulsion and Suggested Modified Method of Manufacture"

"Work on 'Tactite' Etc: Summary of Reports on Field Trials Etc"

"Milling (F & B) of Centrifugal Primary Produced at Berkhamsted"

"Report on Experimental Work for December 1931"

"The Preparation of Rotenone"

"Report on Examination of Samples of 'Orthol K' Received on 11.1.32 from South Africa"

"Report on Experimental Work for January 1931"

"The Correction of Returned 'Polvosol'"

"Report on Proportions Required in the Manufacture of Strong Powder Dip in One Operation"

"Report on Experimental Work for February 1932"

"Report on Agral Mineral Oil Fluid Ex AE & I South Africa"

"Report on the Examination of 'Sherwin Williams Oil Spray'"

"Report on the Experimental Work for Sept /32"

"The Production of Rotenone 3rd Batch"

[Report on Samples of Two Gums Submitted by Messrs Suter & Co]

"Report on Experimental Work for October 32"

"Report on Samples of Bordinette Sent by Mr Rollo"

"Report on Samples of Oleine"

"The Examination and Analysis of Bouillic Schloesing"

"Report on Samples of Copper Sulphate from Chadderton"

"Report on French Fungicide"

"Monthly Report for November 32"

"Report on Samples of (i) Agral Mineral Oil Fluid (ii) Oil Used in that Fluid. From South Africa."

"Albolineum Manufactured at Umbogintwini"

"Report on Sample of 'Picc' Ex Italy"

"Monthly Experimental Report for December 1932"

"Report on Sample of California Spraying Oil"

"Report on Sample of 'Citini'"

"Report on Sample of 'Citioil'"

"Samples of Copal Sent to Mr A F Suter on 13.1.33"

"Report on Experimental Work for January 1933"

"Anatox for Worm Drench"

"Monthly Report for February 1933"

"Report on Talké M O Emulsion"

"Report on work in hand on 28.2.33"

"Report on 5 Gallon Drum of Albolineum Ex Umbogintwini"

"Report on Shell Plus Insecticide"

"Facts Against the Use of CuSO45H2O in 'Bordinette'"

"Report on Two Samples of Emulsion Derrisol ex Johannesburg and Nairobi"

"Report on Abnormal Anatox"

"Monthly Report on Experimental Work March 33"

"Report on Samples of Water from Aukland"

"Report on Two Samples of Seed Lac ex Suters Ltd"

"Report on Samples of Special Volck Yalding"

"Monthly Report on Experimental Work April '33"

"Report on the Use of Exsiccated Copper Sulphate in 'Bordinette'"

"The Production of Rotenone and Tuba Resin"

"The Sludging of Anatox and the Brown Colour"

"Report on Metal Polishes"

"Monthly Report May '33"

"Anatox - Brown Colour and Settling. Report to Prodn Dept."

"Report on Samples of Copper Sulphate from Cabarita"

"Interim Report on Experimental Grease Bands"

"Report on Samples of Coopers Fungicide Chadderton"

"Shell Horticultural Spray. Trinidad."

"Monthly Report June '33"

"Report on Samples Connected with Highland Improved Powder Dip"

"Report on Sample of Water Reputed to Give Bad Mixing with CDP"

"Report on Examination of Sulphonated Lorol"

"Report on Samples of Copper Sulphate and Bordinette. Cabarita."

"Report on Experimental Work During July '33"

"Report on Sample of Highland Fly Paste ex Ministry of Agriculture"

"2nd Report on Copper Sulphate from Cabarita Electrolytic Smelting & Refining Co"

"Report on McDougall's Paste Dip. Subject of Complaint Referred to in Production Dept Memo of 3.8.33."

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"Report on the Manufacture of Cryolite Insecticide Batch No. 1"

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