By a further act of 1541 - which was not repealed until 1845 - artificers, labourers, apprentices, servants and the like were forbidden to play bowls at any time save Christmas, and then only in their master's house and presence.
The ordnance department of the navy is carried on by a large detachment of artillery officers and artificers provided by the war office for this special duty.
Phoenician artificers were enlisted for the purpose, and with Phoenician sailors successful trading-journeys were regularly undertaken.
Artificers' implements of many kinds were in use, bronze succeeding obsidian and other hard stones as the material.
Some of the Roman artificers in glass no doubt migrated to Constantinople, and it is certain that the art was practised there to a very great extent during the middle ages.