In a building with stairs, the cheapest rooms were always the ones nearest the roof. Ea flight o steps co the ten something. Wh the elev arrived, th order tur over wit a gener. The top floor now came with light, quiet and a view, and it was reached as easily as the lobby. Rents followed, and the word penthouse changed from a shed on a roof into the most expensive address in the building.

Type only the missing letters. Each box is one letter, and the number of boxes matches the letters that are missing.