The 3795 Sweetheart stemware line as introduced in 1951 in the single heart stem. The stemware was modified and the name changed to Allegro circa 1956.

Samples sent to salesmen in Crystal in 1950 using "Horizon" as the line name.
It was renamed Cambridge Circle Line in 1952.

The 3798 Cambridge Square stemware line was introduced in 1951.

Initially known as Colonnade line (1953)
The 3799 Fortune stemware line was introduced in 1953.

The 7967 Melody stemware line was introduced in 1951.

The A56 Today stemware line was introduced in 1956.

The Connoisseur Stemware line was introduced in 1956 or earlier.

The Tuxedo stemware line was introduced in 1950.