Magdalene College, Cambridge (Stamp 2)

Magdalene College, Cambridge (Stamp 2)
Quarterly per pale indented or and azure in the second and third quarters an eagle displayed over all on a bend azure a fret between two martlets or
Motto: Garde ta foy
Supporters: Two antelopes with twisted horns [probably should be tricorns]
Dimensions (height x width): 49mm x 53mm
Heraldic Charges: bend, on aeagle displayedfretmartlets (2)per pale indented