![A photograph of a candle clock, a thin candle with consistently spaced markings, that when burned, indicate the passage of periods of time. Dated 20th century Stock Photo - Alamy A photograph of a candle clock, a thin candle with consistently spaced markings, that when burned, indicate the passage of periods of time. Dated 20th century Stock Photo - Alamy](https://c8.alamy.com/comp/RJK1E6/a-photograph-of-a-candle-clock-a-thin-candle-with-consistently-spaced-markings-that-when-burned-indicate-the-passage-of-periods-of-time-dated-20th-century-RJK1E6.jpg)
A photograph of a candle clock, a thin candle with consistently spaced markings, that when burned, indicate the passage of periods of time. Dated 20th century Stock Photo - Alamy
![Old Bronze Clock And Candle Minutes Before New Year, Room For Type Stock Photo, Picture and Royalty Free Image. Image 20908023. Old Bronze Clock And Candle Minutes Before New Year, Room For Type Stock Photo, Picture and Royalty Free Image. Image 20908023.](https://previews.123rf.com/images/dimitriosp/dimitriosp1307/dimitriosp130700114/20908023-old-bronze-clock-and-candle-minutes-before-new-year-room-for-type.jpg)
Old Bronze Clock And Candle Minutes Before New Year, Room For Type Stock Photo, Picture and Royalty Free Image. Image 20908023.
![Before the invention of clocks, "candle clocks" were used. They would burn for set amount of hours. If one wanted an alarm, you would stick a nail into the desired time length Before the invention of clocks, "candle clocks" were used. They would burn for set amount of hours. If one wanted an alarm, you would stick a nail into the desired time length](https://i.redd.it/avb23k5oo3h61.png)
Before the invention of clocks, "candle clocks" were used. They would burn for set amount of hours. If one wanted an alarm, you would stick a nail into the desired time length
![An example of a medieval candle clock. People would hear the nail hit the ground, letting them know a certain amount of time had passed. These were used mainly by the rich, An example of a medieval candle clock. People would hear the nail hit the ground, letting them know a certain amount of time had passed. These were used mainly by the rich,](https://i.redd.it/y7pw3x8e0vea1.jpg)
An example of a medieval candle clock. People would hear the nail hit the ground, letting them know a certain amount of time had passed. These were used mainly by the rich,
![6,600+ Candle Clock Stock Photos, Pictures & Royalty-Free Images - iStock | Hour glass, Candle watch 6,600+ Candle Clock Stock Photos, Pictures & Royalty-Free Images - iStock | Hour glass, Candle watch](https://media.istockphoto.com/id/1071739804/photo/antique-book.jpg?s=612x612&w=0&k=20&c=zh98lUmJ8q89jV_1IEgYfKChYQs8yLdwK6Sf1-difmo=)