no. 4/2023, rarities by yaacov agam, douglas allsop, joost baljeu, hermann bartels, katrina blannin, erich buchholz, christa de carouge, gianni colombo, pip culbert, hugo demartini, walter dexel, norman dilworth, césar domela, peter eisenman, lars englund, eberhard fiebig, mechtild frisch, christian frosch, rupprecht geiger, hans jörg glattfelder, ekkeland götze, tibor gáyor, wilfried hagebölling, heijo hangen, pavel hayek, dietrich helms, patrick ireland, bruno k., ellsworth kelly, reinhold koehler, jirí kolár, alexander konstantinov, jan kubíček, paul mansouroff, henri matisse, dóra maurer, robert michel, bruno munari, eric h. olson, wolfgang schmidt, nicholas schöffer, eric snell, julius stahl, anton stankowski, jürg stäuble, jeffrey steele, yoko terauchi, norbert thomas, timm ulrichs, ryszard waśko, emmett williams, richard wilson, gillian wise, ruth wolf-rehfeldt, gary woodley, marcel wyss