Macklin dashed to the lookout bluff, tearing off his Burberry jacket as he ran. There he tied it onto the halliard of the oar that served as their flagpole. But he was only able to hoist it part of the way up before the halliard jammed. (Shackleton saw the signal at half-staff and his heart sank, he later said, because he took it to be a sign that some of the party had been lost.)
