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This page contains a listing of all known appearances of the Ryan Biochemicals Laboratories.
If you find an Issue this Location appears in that is not shown here, please edit that issue adding "Ryan Biochemicals Laboratories" to the Locations section of the Appearances.
Chronological Appearances (by Publication)

Title Year, Month
X-Factor #2
1986, 03

1986, March

X-Factor #3
1986, 04

1986, April

All items (2)

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