Garland, the Computist, active 11th century

+ British Library, Cotton Nero C.vii, fols. 80–4, Computistical miscellany St John's College MS 17

Bernard de Gordon — 14th century; English MS. Digby 56

Garlandus Compotista (d. 1100) — 12th century MS. Rawl. C. 749

Calendrial, arithmetical, and astronomical texts; England (Worcester), after 1126 MS. Auct. F. 1. 9

Johannes Viennensis, Johannes de Sacro Bosco, Ps.-Roger Bacon, ‘Geber’, Petrus de S. Audomaro — Multiple dates MS. Bodl. 177