Hole Tileworks, Joppa, South Ayrshire
1837 – Robert Boyle of the Drongan Pottery also established a brickwork at Joppa sometime about 1837 – Source Matthew Yuill.
1837 – Robert Boyle, Brickmaker, Joppa, Ayrshire (Page 281).
1852 – Robert Boyd, tile and brick manufacturer, Joppa, Tarbolton. (Note – SBH – Should this be Robert Boyle?).
Below – 1857 – Hole Tileworks, Joppa, Ayrshire.

1894 – No reference to the Hole Tileworks on the OS Map.
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Unknown source – ‘In addition to being the proprietor of the Drongan Pottery, Robert Boyle also had another establishment, a tileworks in Cylton Parish. These works were situated on property belonging to Mr Oswald of Auchincruive but had been set up in 1833 at Mr Boyle’s expense. Bricks and tiles were made here and at one time the total number of draining tiles produced annually had been 575,000 and the total bricks, 150,000. However after a rival tileworks was set up on the Gadgirth Estate, competition increased. It was not surprising therefore, that Mr Boyle was just as eager to introduce up-to-date machinery at the tileworks as at the pottery in order that he might improve his output and retain the patronage of the public. He was, for example, the first tile manufacturer in Ayrshire to use the Marquis of Tweeddale’s patent tile machine. His shrewd business sense also led him to seek ways of providing the public with the very best materials that were available and if those were not close at hand he was willing to devise ways of obtaining them. For example in 1843 he was able to provide slates for draining soles for those who preferred them. He obtained these slates from North Wales and was prepared to go himself and select the most suitable from the quarries there. As he exported his own tiles to that district, it was possible to load the slates on the returning vessel and use them as ballast. By this means the transporting costs were low and the slates could be sold at reduced prices …