Model Train HO Railroad HO Scale

does anyone know the appropriate size house (dimensions) to be used with HO trains?

Model Train News Scale, Trains

model train ho auctions:
HO scale signs figures people trains

US $0.99 (0 Bid) End Date: Monday Feb-06-2012 18:26:38 PST Bid now | Add to watch list

Model HO (1:87) Trains Auctions, Latest, Trains

Train Line From Downtown To DIA Breaks Ground
Work has finally begun one of the most anticipated parts of the FasTracks rail project. When completed, it will feature a commuter train from downtown to Denver International Airport.

Read more on CBS4 Denver

Model O (1:48) Trains Breaks, Downtown, from, Ground, Line, Train

Product Description
PREISER OF GERMANY OFFERS EXCEPTIONALLY DETAILED FIGURES AND ACCESSORIES FOR MODEL RAILROADS AND DIORAMAS…. More >>

INQUIRY CLERK – PREISER HO SCALE MODEL TRAIN FIGURES 28042

Model HO (1:87) Trains 28042, CLERK, Figures, INQUIRY, Model, PREISER, Scale, Train

model train ho auctions:
Lionel Electric Train Parts Lot

US $5.99 (0 Bid) End Date: Monday Feb-06-2012 18:57:27 PST Buy It Now for only: US $17.99 Bid now | Buy it now | Add to watch list

Model Train Talk Auctions, Electric, Latest, Trains

model train ho auctions:
LOT BACHMANN HO SCALE TRAINS THE AMERICAN SET

US $21.50 (9 Bids) End Date: Monday Feb-06-2012 19:00:13 PST Bid now | Add to watch list

Model Train Scenery Auctions, Latest, sets, Train

model train ho auctions:
1963 MODEL RAILROADER MAGAZINES - ALL 12 ISSUES COMPLETE - HO O N SCALE TRAINS

US $7.99 (1 Bid) End Date: Monday Feb-06-2012 20:22:28 PST Bid now | Add to watch list

Model Train Talk Auctions, Latest, magazines, Model, Trains