substanceOil SmaltColors & materialsA named craft material / finish lemma (Oil Smalt) drawn as an exact public-domain workshop phrase.Oil Smalt is historically related to Oil.painters-decorators seats orphan oil-smalt beside oil as a first craft peer — object speech, not a text-container or tradition dump.from An Old Hand · Hints for Painters, Decorators, and Paper-Hangers, PD Gutenberg #68866historically related to · sourced · documentedsourcesHints for Painters, Decorators, and Paper-Hangers · An Old HandAn Old Hand, Hints for Painters… (PD Gutenberg ed.).