{"operation":"document","citation":"DCA10MP008 docket item 165","title":"Exhibit 4L - Cover Letters for the 2009 and 2010 Mailings for Emergency Officials","source_type":"incident","agency":"National Transportation Safety Board","status":"current","official":true,"published_on":null,"effective_on":null,"summary":"DCA10MP008; docket item 165; Adobe PDF file.","machine_formats":{"json":"https://regulus.evalyn.ai/document/ntsb-docket-item-40343222.json","markdown":"https://regulus.evalyn.ai/document/ntsb-docket-item-40343222.md"},"app_url":"https://regulus.evalyn.ai/document/ntsb-docket-item-40343222","source_url":"https://data.ntsb.gov/Docket/Document/docBLOB?ID=40343222&FileExtension=.PDF&FileName=Exhibit%204L%20-%20Cover%20Letters%20for%20the%202009%20and%202010%20Mailings%20for%20Emergency%20Officials-Master.PDF","body":"Exhibit 4L - Cover Letters for the 2009 and 2010 Mailings for Emergency Officials DCA10MP008 docket item 165. 5 pages. 0 photograph references. Published media type: Adobe PDF file. Metadata only; the linked docket file is not mirrored.","truncated":false,"body_characters":236}