Titles MS and Item no. IMEP volume
O venerande pater Trinity R.14.44 [2] 11
Oath of the freemen of London TCD 509 [1] 25
'Obiections of freres' Rawl C 880 [5] 23
'Obiections of friers' CCCC 296 [5] 20
'Obsecro vos ego vinctus in domino' Pem 237 [47] 18
'Obsecro vos fratres per misericordiam dei' Pem 237 [8] 18
'Obsecro vos ne defeciatis in tribulationibus meis' Pem 237 [46] 18
'Obsecro vos tanquam aduenas & peregrinos' Pem 237 [25] 18
'Octo in quibus seductuntur simplices christiani' CCCC 296 [13] 20
'Octo in quibus seducuntur simplices christiani' Rawl C 880 [13] 23
Oculus sacerdotis Pem 285 [8] 18
'Of 3 maner of syngnez' Caius 176/97 [9] 17
'Of 4 maneres of causes' Caius 176/97 [10] 17
Of Angels’ Song CUL Ff.5.40 [6] 19
Of Angels’ Song CUL Dd.5.55 [4] 19
Of Antichrist and his Meynee TCD 245 [16] 25
Of Blode Lyttyng Caius 84/166 [14] 17
Of Clerkis Possessioneris CCCC 296 [8] 20
Of Clerks Possessioners TCD 244 [8] 25
Of Divers Degrees of Love Rylands Eng 85 [18] 2
Of Faith, Hope and Charity Pem 237 [300] 18
Of Faith, Hope and Charity TCD 245 [6] 25
Of Mynistris in the Churche TCD 245 [15] 25
Of Mynystris in þe Chirche CCCC 336 [32] 20
Of Mynystris in þe Chirche Lambeth 1149 [169] 13