CREATE TABLE table_20207 ("Ecosystem" TEXT, "Date of issue" TEXT, "Place of issue" TEXT, "No. stamps in sheet" FLOAT, "Face Value" TEXT, "Printer" TEXT)

The stamp was 39 , who was the printer?
SELECT "Printer" FROM table_20207 WHERE "Face Value" = '39¢'
SELECT "Printer" FROM "table_20207" WHERE "Face Value" = '39¢'