Hopefully this fixes it!

application/controllers/Eqsl.php

@@ -570,7 +570,7 @@ class eqsl extends CI_Controller {
 	}
 
 	function image($id, $callsign, $mode, $band, $hour, $minute, $day, $month, $year) {
-		$this->load->library('electronicqsl');
+		$this->load->library('Electronicqsl');
 		$this->load->model('Eqsl_images');
 
 		if($this->Eqsl_images->get_image($id) == "No Image") {

application/libraries/electronicqsl.php

@@ -1,6 +1,6 @@
 <?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); 
 
-class electronicqsl {
+class Electronicqsl {
 
 	// Return formatted URL to get the eQSL card image
 	public function card_image($username, $password, $callsign, $band, $mode, $year, $month, $day, $hour, $minute)