Question

what objects occupied the floor and what covered the walls of The Modern Frame Works?

Answer 1

The objects and things required to make photo frames occupied the floor ex pieces of wood, bottle of glue , tins of points, glay, sheet etc
Many pictures which were already framed covered of walls of the modern frame works

Answer 2

The objects and things required to make photo frames occupied the floor.  ex.pieces of wood,bottles of glue,tins of paints,glass sheets,etc
 Many pictures which were already framed covered the walls of the Modern Frame works.