article_snippet.sent: Many very old early models or just parts didn't know what accidents many of the old ones were from.
article_snippet.sent: When back in the US I contacted the US Transportation Safety Board (TSB) but our Transportation Safety Board (TSB) would not allow photographs.
article_snippet.sent: So I ended up going to Canberra and photographing what our Transportation Safety Board (TSB) had. '
article_snippet.sent: and I'm not sure our Transportation Safety Board (TSB) knew about the old ones.
article_snippet.sent: I think a few were not from crashes. 'our Transportation Safety Board (TSB) told me that our Transportation Safety Board (TSB) often did the analysis for a large area around there, including Indonesia.
highlights_snippet.sent: Many of tragic accidents are dented, mangled and even damaged by fire but tragic accidents could still be used by crash investigators .