Strange SIMM slot, can't figure out how to open them

SIMM - 8MB - 60NS - 32B - 72P PLUGS - INTO ? 56 MEMORY - CAPACITY ? 86 786 IS 8 - MB LESS - THAN ? X6 ? 56 IS SIMM - SLOT - 72P THEN EXTEND

SIMM sockets come in various sizes and are distinguished by the number of pin slots: 30-pin SIMM sockets are shorter than standard sockets and can be used in

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best time slot to visit gir national park A SIMM is a small circuit board that holds memory chips, and is also known as a RAM stick A SIMM is installed into a slot on a computer