Finally got 8039 - it means I've got all the current Cityflyers (110 in total), but I just heard that 6844-6871 would come later. It should also be noted that this Flyer runs E22.
<a href="//commons.wikimedia.org/wiki/User:N509FZ" title="User:N509FZ">N509FZ</a>
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<span class="int-own-work" lang="en">Own work</span>