Which preposition to use with caiques

for Occurrences 1%

At the bottom, both at the quay of Foundoucli, and at that of Tophana, I had left under shelter two caiques for double safety, one a Sultan's gilt craft, with gold spur at the prow, and one a boat of those zaptias that used to patrol the Golden Horn as water-police: by one or other of these I meant to reach the Speranza, she being then safely anchored some distance up the Bosphorus coast.

of Occurrences 1%

The caiques of the Sultan are the richest boats in the world, and probably the most rapid and easy.

Which preposition to use with  caiques