Add a (analytical) remark     Apply for account
 28-01-2018 Evgraf Zubov:
Harry de Waard
De Problemist, 1982.04
 
1. 40-34 30x48 2. 32x43 23x21 3. 12-07 36x18 4. 17-12 48x06 5. 12x03 01x12 6. 26x30 25x34 7. 03x39 06x44 8. 50x39