The Bibliotheque Nationale is doing a great job in putting images of manuscripts on-line. Here is a list with sample page (or something of interest):
Grec 9 (GA: 04; Codex Ephraimi Rescriptus): index page:
Grec 49 (GA: 8, Gospels, eleventh century)
Grec 81 (GA: 276; AD 1092; Gospels)
Grec 83 (GA: 9, AD 1167: Gospels)
Grec 102 (GA 2298; Acts & Paul, twelfth century)
Grec 107 (GA: 06; Claromontanus)
Grec. 216 (GA 605; Acts and Paul with commentary, tenth century)
Grec. 277 (GA lect. 63, a majuscule lectionary text from the ninth century)
Grec. 289 (GA: lect. 71; dated lectionary text: AD 1066)
Grec 375 (GA: lect. 60; dated lectionary text: AD 1021)
Suppl. Grec 686 (GA: lect 357: tenth century majuscule lectionary [only two leaves here])
Suppl. Grec. 1232 (GA: lect. 1837: eighth century majuscule palimpsest - but have I got the right page?)
Coislin Grec 202 (GA: 015; 12 folios; sixth century)
Bibliotheque de l'Arsenal
8409 (GA: 43, NT in 2 vols [not inc. Rev.], eleventh century)