9 0 3 – 1 9 6 4 ▁Art ▁Smith , ▁United ▁States , ▁ 1 9 2 3 – 1 9 8 2 ▁▁ 1 9 5 0 s ▁I ren a ▁Bry n ner , ▁United ▁States , ▁ 1 9 1 7 - 2 0 0 3 ▁Cla ire ▁Fal ken stein , ▁United ▁States , ▁ 1 9 0 8 – 1 9 9 8 ▁Peter ▁Mac chi ar ini , ▁United ▁States , ▁ 1 9 0 9 - 2 0 0 1 ▁▁ 1 9 6 0 s ▁G ij s ▁Bak ker , ▁The ▁Netherlands , ▁ 1 9 4 2 - ▁K obi ▁Bos sh ard , ▁Switzerland ▁/ ▁New ▁Zealand , ▁ 1 9 3 9 - ▁Stanley ▁Le cht zin , ▁United ▁States , ▁ 1 9 3 6 - ▁Charles ▁L ol oma , ▁United ▁States , ▁ 1 9 2 1 – 1 9 9 1 ▁O la f ▁S ko og f ors , ▁Sweden , ▁ 1 9 3 0 – 1 9 7 5 ▁J ▁Fred ▁Wo ell , ▁United ▁States , ▁ 1 9 3 6 - 2 0 1 6 ▁▁ 1 9 7 0 s ▁N oma ▁C ople y , ▁United ▁States , ▁ 1 9 1 6 - 2 0 0 6 ▁Ar line ▁F isch , ▁United ▁States , ▁ 1 9 3 1 - ▁William ▁Claude ▁Har per , ▁United ▁States , ▁ 1 9 4 4 - ▁Maz lo ,