Here is an autocad dwg file for the Symbols for posters. the symbolic representation for different things is been mentioned in this files drawing legend.
Book shelves
Ventilation window details
Wood details
Concrete hatch cad blocks
3D living room equipments
Wall hanging lamp cad bloc
Screen Panel cad drawing i
Marblepaws Dwg File
Various types of home deco
Beach seating arrangement
Poster of signs
2D blocks of piano in Auto