To add a video for Johann Melchior Molter / Sonata for violin and basso continuo in A minor, Op. 1/1, MWV 11/1, just enter the video‘s YouTube link:
example) https://www.youtube.com/watch?v=XXXXXXXXXXX
Search YouTube for Johann Melchior Molter / Sonata for violin and basso continuo in A minor, Op. 1/1, MWV 11/1