Pentskouphia plaques ... Washburn ... Plaques is pinakes in original notebook ... 2/1906
Pentskouphia plaques ... Washburn ... Plaques is pinakes in original notebook ... 5/1976
Pentskouphia plaques ... Washburn ... Plaques is pinakes in original notebook ... 7/1972
Pentskouphia plaques ... Washburn ... Plaques is pinakes in original notebook ... 10/1986