Correspondence and papers relating to yarn shade reference numbers and the revision of the Contract tuft box. Includes:
- memos re: yarn shade referencing system/Group shade number system;
- memo re: shade numbering giving shade number and shade to which approximately matched;
- table listing shade number, shade name, grid reference number, and base used;
- list of Runcorn shades giving name, number, dye lot, bale number, and weight.