Describe Slocum's meeting with Captain Howard and their subsequent trip to Buenos Aires in the book, Sailing Alone Around the World.

The Spray arrived in Buenos Aires just days after Christmas. Slocum was fortunate enough to meet up with his old friend Capt. Howard, a seasoned sailor. The men made a trip into Buenos Aires. Slocum delighted in revisiting many old friends and familiar haunts while in the area. The men also reminisced about old times.