Posted on October 21, 2023October 21, 2023 Gail Borden Jr., “Improvements in the Concentration of Milk”, 19 August 1856, US PATENT # 15,553. Continue reading Gail Borden Jr., “Improvements in the Concentration of Milk”, 19 August 1856, US PATENT # 15,553. ShareTweetTelegramShare on TumblrEmailLike this:Like Loading...