Columbia subject headings:
Armada, 1588.
Great Britain. Royal Navy--Ordnance and ordnance stores.
Spain. Armada--Ordnance and ordnance stores.
Harvard subject headings:
Armada, 1588.
Great Britain. Royal Navy--Ordnance and ordnance stores.
Spain. Armada--Ordnance and ordnance stores.
Princeton subject headings:
Armada, 1588.
Great Britain. Royal Navy--Ordnance and ordnance stores.
Spain. Armada--Ordnance and ordnance stores.