Figure 5. An illustration, taken from the Crescent Radiator patent, demonstrating the improved design of its radiator pipes. (Metal, A Practical Journal of the Factory, Foundry, Shop and Store, V.2, April-June 1893
Figure 4 An illustration of Joy’s ornate Crescent Radiator. (Metal, A Practical Journal of the Factory, Foundry, Shop and Store, V.2, April-June 1893).