Chemical formulary V.10: a collection of valuable, timely,practical commercial formulae and recipes for making thousands of products in many fields of industry

Eitemau Tebyg

• Chemical formulary V.6: a collection of valuable, timely,practical commercial formulae and recipes for making thousands of products in many fields of industry
  Cyhoeddwyd: (1943)
• Chemical formulary V.7: a collection of valuable, timely,practical commercial formulae and recipes for making thousands of products in many fields of industry
  Cyhoeddwyd: (1945)
• Chemical formulary V.8: a collection of valuable, timely, practical commercial formulae and recipes for making thousands of products in many fields of industry
  Cyhoeddwyd: (1948)
• Chemical formulary V.16: collection of commercial formulas for making thousands of products in many fields
  Cyhoeddwyd: (1971)
• Chemical formulary V.5: a collection of valuable, timely,practical commercial formulae and recipes for making thousands of products in many fields of industry
  Cyhoeddwyd: (1941)