This set of salt and pepper shakers is from the Taste Setter line by Sigma. Both shakers have significant staining. The original stoppers for both are
De Coq
LA LECON DE Francais Marsten-Mandrajji Vintage Measuring Cup and
OIL-VINEGAR- SALT-PEPPER WITH BASKET C2 NERO
Tuscan Salt & Pepper – Arte Italica
Salières et poivrières en céramique – Paderno
Taste Setter – Celery Salt – Guyana Marketing Corporation
Sigma Home
KITCHENWARE – Tagged SALT & PEPPER SHAKERS – Sigma Distributors
R. Tennesmed Sweden Mid Century Modernist Pin Brooch Bird 1960's
Salero Y Pimentero Mexicano De Cerámica Vaquero Y Maria Salt and
tomato-shaped salt and pepper shaker set I Portuguese tableware
Salt Pepper Shakers La Saliere La Poivriere French Ceramic Taste