He later tried working with the concept of similarities, using identical motifs of diminishing size, arranged in a series of concentric circles, but as with much of his work, he was unhappy about the final quality.
Siya mamaya tried nagtatrabaho sa mga konsepto ng similarities, gamit ang kaparehong motifs ng lumiliit laki, inayos ng isang serye ng mga konsentriko circles, ngunit bilang sa kanyang trabaho ng marami, siya ay nasisiyahan tungkol sa mga huling kalidad.