31. This kind of comedy requires disbelief to be suspended from the very highest of branches, so bring an extension ladder . 32. But if, say, a car weren't running smoothly, the solution would not be to add tailfins, pontoons and an extension ladder . 33. So it wasn't uncommon for some locals to put extension ladders along the outside walls to view the action through windows. 34. Firefighters, using breathing gear and high extension ladders , took more than an hour to bring the lunch time blaze under control. 35. Werner says the right angle for an extension ladder is 75 1 / 2 degrees between the base and upper support point. 36. He then proceeds to tell me horror tales about extension ladders , and how they're not good for people who don't like heights. 37. Make sure all ladder feet are on a firm base, and both rails of an extension ladder are firmly against the house. 38. After all, how many shrubs do you know you can lean on for support while up 30 feet on an extension ladder ? 39. To hang lights around the eaves or gutters, lean an extension ladder against the house or the roof, not against the gutters. 40. In the late 1950s, John's work with Paul K . Shockey developed an all-steel hydraulic extension ladder for use on fire trucks.