312 POTTERY IN ARCHITECTURE. are placed on special barrows with shelves (Fig. 408) to be taken to the drying-shelves ; if the tiles are too high to be put on these … Fig. 407. — Platform Barrow. Fig. 408. — Shelved Barrow for Tiles. barrows, platform barrows are used like those serving for bricks (Fig. 40;). Fig. 409. — Shelved Drying Waggons. Tiles made of hard clay are firm enough to do without frames. They dry very quickly, hence the empty space in the