The RMS carried the vast majority of letters and packages mailed in the United States from the end of World War I until the 1960s.
... tongue curled back) (t, th, d, dh, n) Dental (tongue against teeth, like Spanish) (t, th, d, dh, n) Labial (with the lips[?]) (p, ph, b, bh, m) It also has four ...