This implies that GD was conducting a study similar to ISINGLASS, before ISINGLASS got underway, and may have been funded to examine the application of their design to the boost-glide reconnaissance concept (i.e. possibly GD's VL-3A design, which has been written as the first boost-glide design...
My thought on at least one of the missing data blanks prior to ISINGLASS, was the Alpha Draco (MDAC Model 122B) boost glide rocket with reconnaissance payload. Three successful launches from CCAS in 1959. It's research was very valuable to ISINGLASS and a reconnaissance payload variant of the...
Sounds right...
Ah, here it is! https://www.secretprojects.co.uk/threads/project-isinglass-project-rheinberry.382/post-474758
Convair early availability design R-3. Rocket powered to Mach 9 and 130kft via a 190klb thrust rocket. Subsonic propulsion prior to rocket ignition by a BS.100/8 for...
The doc confirms that there was a push for McDonnell Isinglass to be transferred from NRO to the Air Force around 1967.
http://www.nro.gov/foia/declass/NROStaffRecords/808.PDF
The transfer and cancellation was documented by Dwayne Day in 2010:
http://www.thespacereview.com/article/1602/1
Earlier discussions in this thread centered on General Dynamics involvement in the ISINGLASS effort. Here a pre-approval contract is written with the CIA's technical representative, John Parangosky (of CIA airborne recon aircraft fame), to General Dynamics to redirect their study of an advanced...
Your source must be thinking of a different project, not ISINGLASS. There are at least a couple of declassified documents that indicate that ISINGLASS was air-launched (and a McD project, not GD as stated in the CIA history).
"The ISINGLASS system is an advanced boost-glide vehicle. It is...
Has any artwork of McDonnell's proposed successor to the SR-71, the Isinglass, ever been made public? During the "Blackstar" brouhaha, Dwayne Day claimed that he was working on a historical article about the Isinglass program. It appears that he's run into a brick wall of classification. If...
...1968" (PDF pages 1 - 3)
2. "Assessment of the factors affecting advanced lifting entry vehicles" (4 - 35)
3. Survivability presentation (36 - 64)
And that last part which is the most interesting and contains the posted graphics uses "Model 192" throughout, so it should actually be about...
Hey Dwayne? Has there ever been any mention of the number of crew ISINGLASS was to have carried? And now for the real kicker.
Something just occurred to me in the shower. We do have clues to ISINGLASS's configuration at hand.
It's a safe bet that being LH2/O2 powered, the fuselage would have a...
You have to check the chronology there. ISINGLASS was conceived in 1964 or early 1965 and was stone cold dead by 1968. Your slide shows a date _after_ that, so it could not have fed into ISINGLASS.
By the way, somebody just contacted me with some more info regarding ISINGLASS and said that...
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