Evidence Explorer

This document outlines the guidelines and assessments related to the digitization of cultural heritage materials, focusing on metadata needs, file formats, quality control, and long-term management of digital files.

This document outlines technical guidelines for digitizing cultural heritage materials, focusing on the evaluation of imaging systems' performance through various metrics such as Spatial Frequency Response (SFR) and Modulation Transfer Function (MTF).

This document details two incidents of unidentified air traffic sightings reported by flight crews of Alaska Airlines and Japan Airlines in January 1987. Both sightings involved unusual radar targets that could not be visually confirmed by the pilots.

Captain Terauchi of Japan Airlines Flight #628 reported sightings of unusual lights while flying over Alaska on January 11, 1987. The lights appeared at different positions relative to the aircraft and were later attributed to village lights obscured by atmospheric conditions.

This document outlines the activities and contact information for various organizations involved in UFO reporting and research, including the National UFO Reporting Center and NASA's Ames Research Center. It highlights the role of a NASA scientist in tracking UFO sightings and mentions the Mutual UFO Network (MUFON) as a key player in the field.

This document is a secret report detailing the investigation of approximately 375 incidents related to unidentified aerial phenomena, specifically focusing on 'green fireballs' observed near Albuquerque, New Mexico. The report indicates that many incidents remain unexplored and emphasizes the need for further investigation by scientific agencies.

The document discusses observations of unidentified aerial phenomena (UAP) and attempts to estimate their size and mass based on their motion and distance from observers. It suggests that the laws of mechanics could be applied to deduce characteristics of the objects observed.

…and due to their color would be barely eines He also estimated the object would have a width of fifty feet at five miles wath a speed of 600 MPH He beli W. The group is reported to } fed they were itches of some type, owing to the lou ev d roar. In his letter he asked, "have any meteorites been reported?" + AMC Opinion; it is believed that the observer shoul…

… that this explanation will account for many of the reports, However, same reports unioubtedly have other explanation, Vertigo, The term vertigo covers a large group of misce] laneas phenomena including air sickness, disbelief in one's instruments, and partial loss of orientation. The conditions under which some of the observations of flying objects were mad…

(a ” ami} - = ee oo ~ TECHNICAL REPORT No 102-AC 1:9/15~-100 erpgenears © oS RES FER sg RTE A ‘ gir 4 306 30 UNIDENTIFIED FLYING OBJECTS Project "GRUDGE" —_,. a, ’ f a . ~ a = * . bAL ces eS «CA et te , August l9i)¢ HEADQUARTERS “a! Ls AIR MATERIEL COMBAND WRIGHT - PAT TERSON AER FORCE BASE wz i ie : iy ; 29 Ts Tt. DECLASSIFIED .| ol a re ae Sec. 5.4 a 0) A …

… Prudence, Capt., USAF “Albert 5 A RSC ie xa REFERENCES (Control number, directive, Previous report, ete., as applicable) Instructor pilot, C-47, 433d Air Base Group, Rhein Main AB, Germany. L. e * % tea - eeeualeieetenemaeemertenemeetanl . aircraft maintenance officer and ss ai. INTERVIEWER? Capt. Albert-z. Prudance, wing intelligence officer. II. RELIABILI…

…pril 52 Albert 5. Prudence, Capt., USAF REFERENCES (Control number, directive, previous report, ete., as applicable) aircraft maintenance officer ‘and | r Base Group, Rhein Main AB, Germany. % At. INTERVIEWER: -™ III. RELIABILITY oF souRcE: ‘Aiea ge has been a/rated-o?ficer- : Capt. Albert-z. Prudance, wing intelligence officer... SS we-contirmed by ist «Rey…

…a Me Se VAEET on 3 IM) “AIR INTELLIGENCE. INFORMATION REPORT Sighting of Unidentified nti bsnl AREA REPORTED ON -} FROM (Agency) Far East ey A 19th Bombardment Group, Medium DATE OF REPORT DATE OF INFORMATION: | EVALUATION pd gastos. 26 August 195200 23 sugust 1952 ‘po ees PREPARED BY (Officer) a SOURCE EUGENE L. = . oma Lt, USAR | __— B29 Combat Crew REFERE…

Nal : ; | pesremrer te er vs | (CLASSIFICATION) APPROVED ia. 1948 COUNTRY REPORT NO. : (LEAV BEANE) UNITED STATES Es rz s F a _ AIR INTELLIGENCE INFORMATION = nn ne ne ern ene SUBJECT FLYOBRPT AREA REPORTED ON FROM (Agency) 34th Air Division (Defense) Los Alamos, New Mexice Kirtland Air Force Base, New Mexico DATE OF REPORT ea DATE OF INFORMATION EVALUATION …

…TELLIGENCE INFORMATION REPORT _.._ Unidentified Fling Object “AREA REPORTED ON FROM (Agency) Intelligence Office Sea of Japan, Kyushu area | 6lst Troop Carrier Group (Heavy) DATE OF REPORT DATE OF INFORMATION EVALUATION hk March 1952 4, March 1952 B-6 RAY F_GRODHAUS, Capt., USAF, Intel. Os | REFERENCES (Control number, directive, previous report, etc., as ap…

…NTELLIGENCE INFORMATION REPORT _ Unidentified Flying Object ‘AREA REPORTED ON FROM (Agency) Thtellieence Office ___Sea_of Japan, Kyushu area 6lst Troop Carrier Group (Heavy) DATE OF REPORT | : DATE OF INFORMATION EVALUATION _. _ k March 1952 4 March 1952 B=6 PREPARED BY (Officer) souncE “Ist Lt. E.d. Weed, AO 2053865 ele Oe “REFERENCES (Control number, direc…

…roject as is explained in the above paragraph. 3. This Directorate checked with the Control Tower of Pope AFB, with the Head— quarters of the 507th Tac Control Group, G-2 82nd Airborne Division, and the Weather Squadron at Pope AFB. As nearly as may be determined, there were no unusual activi~- ties or conditions, meteorological or otherwise, taking place at…

… course lights) — — — J /, .-hvw L Flashing light Se aes * Lightship — — — — — — —— — —— — - SEC-sector id F-fixed FL-flashing Occ-occulting Alt-alternating Gp-group R-red W-white G-green B-blue (U). Marine alternating lights are red and white unless otherwise indicated. Marine lights are white unless colors are stated. RADIO FACILITIES Use of the word ‘‘Rad…

AF FORM 112—PART | Rectzreteyr APPROVED ae 1948 | Ai cgnroboaieauclttcihs COUNTRY REPORT NO. USA F5G-T—4 __AIR INTELLIGENCE INFORMATION SIGHTING OF UNIDENTIFIED LIGHT ‘AREA REPORTED ON wee SUBJECT F ) Ty ek ia LN WESTFIELD, MAINE (N46® 341 W67°%55!) FEICHT’5~c, 46024 AISS, PRESQUE ISLE AFB DATE OF REPORT DATE OF INFORMATION EVALUATION 27 February 1955 2) Feb…

…ompletes items 12 and 15 and retutms the white copy to the NATIONAL ARCHIVES address shown in item 6 below. 1, DATE DUE 2. DATE LOANED 3. LOAN NUMBER 4. RECORD GROUP NUMBER pS Ls Ped EN i 3 NOP @& > 1/16/81 3/17/80 NNGR 81-159 3h1 5. DEL!VER RECORDS TO: (Name of borrowing agency) 6. RETURN RECORDS TO: NTpPPR T) NTPR General Archives Division Attn: Charles W.…