ST. CECILIA SCHOOL John Ericsson invented the USS Monitor. It was an ironclad. It had a steam engine for power. It had a revolving turret with two guns inside that let it shoot in any direction.

ST. CECILIA SCHOOL

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John Ericsson invented the USS Monitor. It was an ironclad. It had a steam engine for power. It had a revolving turret with two guns inside that let it shoot in any direction.

John Ericsson invented the USS Monitor. It was an ironclad. It had a steam engine for power. It had a revolving turret with two guns inside that let it shoot in any direction.

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