Check the listing for details. Vintage MSA Skullguard Mining Helmet.. Made in United States. Listed at 69.00 USD. The Vintage MSA Skullguard Mining Helmet is a rare and collectible piece of mining equipment that was manufactured in the United States. This helmet, with its distinct Skullguard design, provides a glimpse into the safety and technology used in the mining industry during the mid-20th century. Perfect for collectors or enthusiasts of vintage mining equipment, this piece offers a unique and nostalgic piece of history from the United States mining industry.The Vintage MSA Skullguard Mining Helmet is a rare and collectible piece of mining equipment that was manufactured in the United States. This helmet, with its distinct Skullguard design, provides a glimpse into the safety and technology used in the mining industry during the mid-20th century. Perfect for collectors or enthusiasts of vintage mining equipment, this piece offers a unique and nostalgic piece of history from the United States mining industry.