Introit Tibi dixit cor meum: http://www.christusrex.org/www2/cantgreg/cantus/in_tibi_dixit_cor_meum_c_g_p.mp3 and http://www.ccwatershed.org/video/37524791/
Gradual Speciosus forma: http://www.christusrex.org/www2/cantgreg/cantus/gr_speciosus_forma.mp3
Alleluia Candor est lucis: http://www.christusrex.org/www2/cantgreg/cantus/al_candor_est_lucis_aeternae.mp3
Offertory Gloria et honore: http://www.christusrex.org/www2/cantgreg/cantus/of_gloria_et_honore_2001.mp3
Communion Visionem quam vidistis: http://www.christusrex.org/www2/cantgreg/cantus/co_visionem_c_ps.mp3 and http://www.ccwatershed.org/video/37534166/

The quality of the christusrex recordings isn't the best, but they'll do. The videos of ccwatershed are excellent.

Yes, if ordinary or extraordinary form isn't mentioned explicitly, I always assume the OF is meant.

Okay, here are the propers for the EF (from the 1961 Graduale Romanum):

Introit Illuxerunt: http://en.gloria.tv/?media=93223
Gradual Speciosus forma (as above)
Alleluia Candor est lucis (as above)
Offertory Gloria et divitiæ: http://en.gloria.tv/?media=93229
Communion Visionem quam vidistis (as above)