What does 14k mhj mean?

What is the modern train model? What are the standard dimension of a fireplace? What did the subarctic build their homes out of? How do you make brass look old? How do you reattach a handrail? Who is loise suelto? Can you slow down a toy car by changing its shape? What is Lid ceiling? How long will for a package to be received from usa to manila via cargo ship? How do you assemble a Cheyenne bunk bed? How old do you have to be to become a model? Can you construct a floating hardwood floor over ceramic tile? Is 16d ''penny'' nails used to frame a house? When was the queen Mary built? What is a star bit screwdriver used for? Do Lego sets have extra pieces? How do I use injection molding? What is the hole size for an m4 screw? Is filler material the electrode or separate rod used? Can 2x6x12 be used for deck joists?