Complex sentence: It is based on an earlier, more condensed slabserif design called "Litho Antique", its 1933 design for Monotype was supervised by Frank Hinman Pierpont.
Split into simpler sentences: It is based on an earlier, more condensed slab serif design called "Litho Antique". The 1933 design for Monotype was supervised by Frank Hinman Pierpont.