First a link to their wiki page

Jackson Heights are related to The Nice and  Refugee through Lee Jackson

To my knowledge the group has three albums released. Ragamuffin Fool, King ‘Progress and Fifth Avenue Bus

Doubting Thomas is from King Progress

Chorale (5 Bridges Suite) Is from Ragamuffin Fool

Long Time Dying is from Fifth Avenue Bus

Finally a left over from The Nice as we return to King Progress for the Cry of Eugene