Mezue ahịrịokwu na-esonụ: O doro anya na nke a mebiri ọrụ ya nke mere na ọ laghachiri ruo nwa oge na-ese stampụ ma nọgide na-ese ego na nzuzo. N'ọnwa Nọvemba afọ 1963 ọ malitere stampụ JFK Inauguration stampụ na-acha uhie uhie na nke ọcha ma mechaa ya na Nọvemba 22, 1963 ụbọchị JFK gburu. Dowd bibiri ihe osise ahụ ka o ji ụbọchị ahụ na-ege ntị n'ihe ndị mere na November 22, 1963. Ihe osise ahụ e ji pensụl see n'akwụkwọ nke e sere n'ụbọchị 11/22/63 ka dị. N'otu oge, ọ hụrụ ihe osise ya nke were otu afọ, nke ọ na-echekwa maka ihe ngosi na-abịanụ, mebiri emebi ma dọkasịa ya, ya mere ọ kagburu ihe ngosi ahụ. Mgbe ụfọdụ, ihe osise ndị dị n'ụlọ nkwakọba ihe na n'ụlọ ọrụ ya na-apụ n'anya. Ọ na-echekarị ma FBI ò nwere ha n'ebe ha na-edebe ihe. Dowd gara n'ihu na-ese ma na-egosipụta na L.A. n'afọ ndị 1960. Na mgbakwunye na akwụkwọ ego ya na stampụ ya, Dowd sere ihe osise 20 + na usoro Circus ya, o sere site na foto ("Hefferton Poloroid", 1962), sere apụl candy, oreos na kuki chocolate, mkpịsị aka, kuki Ohio, eraser agụụ, oroma na ọtụtụ ihe ndị ọzọ. O mepụtara mkpụrụ osisi apụl na-atọ ụtọ n'ụdị dị iche iche dị ka nka, mee obere kuki na biskit chocolate nwere magnet n'azụ nke dugara na magnet friji. Na 1968, e gburu Martin Luther King, Jr., gburu Robert F. Kennedy. Na L.A. ọnwa ole na ole mgbe nke ahụ gasịrị, e nwere ngagharị iwe Vietnam megide agha ahụ. N'afọ 1969, Charles Manson na ndị òtù ya
Ogbugbu Tate <unk>LaBianca mere na L.A. na enyi Dowd bụ onye na-ese ihe bụ John Altoon nwụrụ na nkụchi obi na mberede mgbe ọ dị afọ 44. Na ngwụcha afọ 1969 Dowd malitere usoro ihe osise ọhụrụ "Site na Object Barrier" na 1970 ọ kwagara SoHo, New York.