Tupperware Modular Mate #4 Rectangular 37cup with Black Seal.

Vintage Tupperware Rectangular Storage Container with Lid

Tupperware #1614-23 Slimline 9 3/4 cup Container with Blue Lid. Vtg

TUPPERWARE #1614-3 #1616-17 9 3/4 CUP STORAGE CONTAINER w/lid

Tupperware 4pc Modular Mates Rect Stackable black lids

Tupperware # 1614 Slimline 9 3/4 cup Container with Black Lid

Tupperware 9 3/4 Cup Modular Mates 9" Container Clear Base #1614 Red Lid #1616

Vintage Oval #4 TUPPERWARE CONTAINER 1614-24 w/Brown FLIP Lid 9 3/4 CUPS