I,m a firecracker collector from the netherlands and I see that the crackers in england are different then in Holland. Take a look on my website for information and labels from Holland,germany,belgium & french stuff. The website is not ready availeble in the englisch language but soon it is. kanonslagen.com
On the picture below old Thundercrackers and Tigerheads label between 1977-1980 and nowaday's no more to get !!