diff RevQuery-1.16.5/includes/ImagePage.php RevQuery-1.16.5/includes/ImagePage.php
--- RevQuery-1.16.5/includes/ImagePage.php
+++ RevQuery-1.16.5/includes/ImagePage.php
@@ -327,6 +327,10 @@
 			$mime = $this->displayImg->getMimeType();
 			$showLink = false;
 			$linkAttribs = array( 'href' => $full_url );
+			global $wgRevQueryTimestamps;
+			if ( $wgRevQueryTimestamps ) {
+				$linkAttribs['href'] .= '?t=' . $this->displayImg->getTimestamp();
+			}
 			$longDesc = $this->displayImg->getLongDesc();

 			wfRunHooks( 'ImageOpenShowImageInlineBefore', array( &$this, &$wgOut ) );
@@ -948,6 +952,10 @@
 			$row .= '<span class="history-deleted">'.$url.'</span>';
 		} else {
 			$url = $iscur ? $this->current->getUrl() : $this->current->getArchiveUrl( $img );
+			global $wgRevQueryTimestamps;
+			if ( $wgRevQueryTimestamps ) {
+				$url .= '?t=' . $timestamp;
+			}
 			$row .= Xml::element( 'a', array( 'href' => $url ), $wgLang->timeAndDate( $timestamp, true ) );
 		}
 		$row .= "</td>";
diff RevQuery-1.16.5/includes/MediaTransformOutput.php RevQuery-1.16.5/includes/MediaTransformOutput.php
--- RevQuery-1.16.5/includes/MediaTransformOutput.php
+++ RevQuery-1.16.5/includes/MediaTransformOutput.php
@@ -168,6 +168,10 @@
 			$linkAttribs = $this->getDescLinkAttribs( empty( $options['title'] ) ? null : $options['title'], $query );
 		} elseif ( !empty( $options['file-link'] ) ) {
 			$linkAttribs = array( 'href' => $this->file->getURL() );
+			global $wgRevQueryTimestamps;
+			if ( $wgRevQueryTimestamps ) {
+				$linkAttribs['href'] .= '?t=' . $this->file->getTimestamp();
+			}
 		} else {
 			$linkAttribs = false;
 		}
@@ -184,6 +188,10 @@
 		if ( !empty( $options['img-class'] ) ) {
 			$attribs['class'] = $options['img-class'];
 		}
+		global $wgRevQueryTimestamps;
+		if ( $wgRevQueryTimestamps ) {
+			$attribs['src'] .= '?t=' . $this->file->getTimestamp();
+		}
 		return $this->linkWrap( $linkAttribs, Xml::element( 'img', $attribs ) );
 	}
diff RevQuery-1.16.5/includes/Linker.php RevQuery-1.16.5/includes/Linker.php
--- RevQuery-1.16.5/includes/Linker.php
+++ RevQuery-1.16.5/includes/Linker.php
@@ -740,6 +740,10 @@
 			$img  = wfFindFile( $title, array( 'time' => $time ) );
 			if( $img ) {
 				$url  = $img->getURL();
+				global $wgRevQueryTimestamps;
+				if ( $wgRevQueryTimestamps ) {
+					$url .= '?t=' . $img->getTimestamp();
+				}
 				$class = 'internal';
 			} else {
 				$url = $this->getUploadUrl( $title );