Strengthen the Arm of Liberty "R" hallmark is prominently displayed on the reverse. In addition, a commemorative neckerchief slide was made for Boy Scouts and for the Cub Scouts. Strengthen the Arm of Liberty Strengthen the Arm of Liberty was the Boy Scouts of America's theme for the organization's fortieth anniversary celebration in 1950. The campaign was inaugurated in February with a dramatic ceremony held at the base of the Statue of Liberty ("Liberty Enlightening the World"). Approximately 200 BSA Statue of Liberty replicas were installed across the United States. Hundreds of smaller replicas of the Statue of Liberty have been created worldwide. The classical
Statue of Liberty of the copper skin over decades, leaving two layers of coal tar, originally applied to plug leaks and prevent corrosion. Blasting with baking soda powder removed the tar without further damaging the copper. The restorers' work was hampered by the asbestos-based substance that Bartholdi had used—ineffectively, as inspections showed—to prevent galvanic corrosion. Workers within the statue had to wear protective gear, dubbed "moon suits", with self-contained breathing circuits. Larger holes in the copper skin were repaired, and new copper was added where necessary. The replacement skin was taken from a copper rooftop at Bell Labs, which had a patina that