Have another look at your coin. Elizabeth II was not born until 1926 and her coronation was in 1953.
mcm
what is mcm corce
MCM is 1900
MCM
MCM = 1900
"0.5 mcm" is not a question.
The dungeon appears if you click McM, after you got the library slip from Mordred's House/Museum. You can get the coin from the fountain, where it is shining.
The shelf marked McM in the castle library opens the hidden stairway to the castle dungeon. You can only click it if you have the Library Slip from the Mordred Museum. Get the gold coin from the fountain to pay your admission. The slip is in a stack of books. When you have the Library Slip, you can click on the McM shelf in the lower aisle of the castle library, to open the secret stairway to the dungeon.
There is no way to open it.You can open it if you go to the castle and go to the door in the right.That is the library.Press mcm in the non-fiction aisle.If it doesnt open,then go to the fountain and stand on the gleaming coin on the bottom platform.Go to the Mordred Museum,give the guy the coin,and press on the pile of books.remember this!!!!!YOU CAN NOT GO IN THE MCM ROOM 2 TIMES!!!!!!!!!!!!!!!!!!!Now go in the mcm room,and pick up the cheese.Flip the switch.There is your answer.If you like the way I write,look up my walkthroughs!!!
The shelf marked McM is on the lower (non-fiction) aisle, as shown on the Library Slip. You need the slip to use the staircase. Take the gold coin from the fountain to pay your admission to the Mordred Museum. The Library Slip is in a stack of books.
Get the gold coin from the fountain next to Mordred's Museum. Pay your way in and find the Library Slip. Then go to the castle library (first floor right) and push the scroll on the McM shelf of the non-fiction lower aisle.
if you mean in astro knights, the mcm is in the library in the castle