Which preposition to use with ironclads

in Occurrences 3%

Hefty lifted one foot heavily and bore down on the disappointed masker like an ironclad in a heavy sea.

by Occurrences 1%

These, in spite of their small fighting capacity, would be able to attack the strongest ironclads by well-aimed torpedoes.

at Occurrences 1%

The Monitor was built at New York, and was intended for harbor defense; but the fact that the Confederates were building a great ironclad at Norfolk made it necessary to send her to Hampton Roads.

of Occurrences 1%

The advantages of armor had been already demonstrated on the French ship "Gloire" and others in connection with the naval part of the Crimean War, and there was a feeling that ironclads of some kind were a necessity of the situation.

to Occurrences 1%

Realizing the weakness of our navy, and the unprotected position of our seaports, Chili instantly dispatched her three ironclads to New York.

with Occurrences 1%

Once started, the French pressed on the construction of their ironclads with all haste, and in the autumn of 1863 they had at sea a squadron of five ironclads, not including in this list La Gloire.

into Occurrences 1%

Admiral Dupont was explaining to Farragut his reasons for not taking his ironclads into Charleston harbor.

Which preposition to use with  ironclads