Always use 3-point contact Tie off the top of the ladder to prevent slipping Set your ladder at the 4 to 1 angle
1870- America’s first Boardwalk is invented
Symtoms: Excessive sleepiness Difficulty concentrating Insomnia Lack of energy Irritability Depression
1675- Construction started on St. Paul’s Cathedral in London, England.
Reduce your risk of being infected with West Nile Virus (commonly transmitted through mosquitoes) by: Wearing insect repellent Wearing protective clothing
1954- the Danube Bridge, a steel truss bridge, opens connecting Bulgaria and Romania.