Используйте «clepsydra» в предложении

1. That it should include all that position of the hillside between the spring in the Aesculapieum on the south and the Clepsydra on the northwest, was necessary; for in the space thus included lay the springs which formed the source of the water-supply for the fortifications

2. That the Pelasgicum actually did extend from the Aesculapieum to the Clepsydra we know from Lucian