| Repository | Cheshire Record Office |
| Level | Item |
| Reference | DIC/BM 10/23 |
| Title | Laboratory sheets:- general (Ammonia-Soda plant, Winnington works). |
| Date | 1876-1890 |
| Description | /1 29 May 1876 - 2 Nov 1879 /2 20 Mar 1882 - 11 Jan 1883 /3 1 Jan 1883 - 24 Jun 1883 /4 25 Jun 1883 - 12 Aug 1885 /5(3) 10 Aug 1885 - 16 Oct 1886 /6(4) 17 Oct 1886 - 15 May 1887 /7(5) 16 May 1887 - 11 Dec 1887 /8(6) 12 Dec 1887 - 1 Jul 1888 /9(7) 2 Jul 1888 - 27 Jan 1889 /10(8) 27 Jan 1889 - 24 Aug 1889 /11(9) 25 Aug 1889 - 12 Mar 1890 Recording results of analyses of samples of raw materials, intermediate products, by-products and main products of the ammonia-soda process. |
| Extent | 11 volumes |
| Location | Held offsite - consult staff |
| Related Material | For later series see DIC/BM 10/24-26. |