The living room theme will decide the furniture living room. If you want something classic for the living room, you can start it with the bookshelves. You can replace the book cover into more classic style to make the bookshelves really old in a sense. Putting the lazy chair will give you another old touch. The old TV set along with the old radio will be another interesting detail that allows you to get the minimum modern entertainment.
If you have small living room, taking the modern theme will let you to enjoy better traffic and free space use. Most of the modern furniture has less detail and slim design. You can put a big mirror with a nice wooden frame over the fireplace. It will let you to grow the visual impression for larger room. You can also take the L shaped sofa with the simple custom glass table. For the custom table part, the ottoman idea for extra storage functionality will be a nice addition.
Once you complete the furniture living room, you can evaluate the whole room impression. The color combination between the furniture and the wall is important. You need to take the lighting rate as another valuable influence.