Found these silo pics. Looks like the missile at least has the upper and long central one on both sides. Haven't found a shot to make sure the lower one is on both sides. The lower is slightly offset from the other three in every pic I've found. First pic is huge so I'll just do links this time.

Left side of the access platform:
https://upload.wikimedia.org/wikipe...sile_Museum.jpg

Right side of the platform:
https://upload.wikimedia.org/wikipe...5_TitanICBM.jpg

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