As instructed!
http://www.garenewing.co.uk/angloafghanwar/index.php (http://www.garenewing.co.uk/angloafghanwar/index.php)
http://maiwandday.blogspot.co.uk/ (http://maiwandday.blogspot.co.uk/)
http://fmso.leavenworth.army.mil/documents/maiwand/maiwand.htm (http://fmso.leavenworth.army.mil/documents/maiwand/maiwand.htm)
http://www.britishempire.co.uk/forces/armycampaigns/indiancampaigns/campafghan1878maiwand.htm (http://www.britishempire.co.uk/forces/armycampaigns/indiancampaigns/campafghan1878maiwand.htm)
On the Internet Archive site you can find Archibald Forbes "The Afghan wars, 1839-42 and 1878-80" published in 1892. Archibald Forbes was a famous 19th Century war correspondent and I would expect his account to be on great interest.
Dave Turner