To add a video for Antonio Vivaldi / Sonata for violin, oboe, organ obbligato & chalmeleau in C major, RV 779, just enter the video‘s YouTube link:
example) https://www.youtube.com/watch?v=XXXXXXXXXXX
Search YouTube for Antonio Vivaldi / Sonata for violin, oboe, organ obbligato & chalmeleau in C major, RV 779