Early Christians used a wide variety of symbols to express their faith. The second-century Christian teacher Clement of Alexandria identified a dove, a fish ... tools like the plough and the ...

The fish has plenty of other theological overtones as well, for Christ fed the 5,000 with 2 fishes and 5 loaves (a meal recapitulated in Christian ... it a perfect secret symbol for persecuted ...

Caravaggio's The Supper at Emmaus features a snag in a wicker basket that mirrors an underground Christian emblem, writes Kelly Grovier. Sometimes a flaw isn't a flaw at all but a flourish – a ...

Unconvinced that the artist intended to braid into his basket an encrypted Christian symbol? Look ... like tablecloth to the right of the wicker bowl. There, an even more emphatic shape of a fish ...