Kammala jumla mai zuwa: Gruelle ya fi sani da zane-zane na zane-zane, da kuma littafinsa, "Notes: Critical and Biographical: Collection of W. T. Walters" (1895). Zane-zanen Gruelle daga lokacin da ya yi a Gloucester, Massachusetts, yana cikin mafi kyawunsa, musamman maɓuɓɓugan ruwa. Daga cikin zane-zanen da ya fi sani da jerin abubuwan da ke cikin teku wanda ya hada da "The Drama of the Elements". Babban aikin Gruelle, "The Canal Morning Effect" (1894), wani zane ne na Indianapolis daga kudancin kudancin birnin. Kungiyar Zane-zane ta Indianapolis da sauri ta sami zanen, kuma ya kasance a cikin tarin Gidan Tarihi na Indianapolis. Gruelle kawai yana nuna ayyukansa a wasu lokuta a cikin nune-nunen kasa, tare da banbanci guda biyu. Ya nuna a Society of Western Artists shekara-shekara nuna da kuma a 1904 a
Nunin Siyarwa na Louisiana a Saint Louis, Missouri. Gruelle ya fi son nuna mutum daya da aka yi a Indianapolis, Indiana, da New Kan'ana, Connecticut.