I think that's just a test set-up, the fuselage and tail look like the Avro Canada Jetliner . . .
From this report.
Don't forget that the technology here is the fan-in-wing "Vertifan", patented by Ryan Aeronautical, so it could be an early Ryan design (perhaps only notional, not an actual project) or a NASA drawing inspired by Ryan's "Vertifan" technology.It's very similar to Vertol project in the book, ASP:3 ?.
Image 34, the short haul VTOL passenger jet - would be interested in seeing a cabin noise report/study when those clusters of lift jets were operating.From this report.