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aphite-summary-of-progress-1-feb-30-apr-1970</loc><lastmod>2026-09-21T15:35:11.239Z</lastmod></url><url><loc>https://searchnasa.com/record/nasa%3A19700026397/an-appraisal-of-problems-in-the-air-traffic-control-system</loc><lastmod>2026-09-21T15:35:11.240Z</lastmod></url><url><loc>https://searchnasa.com/record/nasa%3A19700026421/the-piezoresistive-effect-in-electron-irradiated-silicon-and-its-application-to-the-improvement-of-s</loc><lastmod>2026-09-21T15:35:11.240Z</lastmod></url><url><loc>https://searchnasa.com/record/nasa%3A19700026448/research-and-education-in-management-of-large-scale-technical-programs-semiannual-progress-report-1</loc><lastmod>2026-09-21T15:35:11.241Z</lastmod></url><url><loc>https://searchnasa.com/record/nasa%3A19700026458/a-ray-tracing-digital-computer-program-for-the-study-of-magnetospheric-duct-propagation</loc><lastmod>2026-09-21T15:35:11.242Z</lastmod></url><url><loc>https://searchnasa.com/record/nasa%3A19700026514/ace-sc-computer-programming-system</loc><lastmod>2026-09-21T15:35:11.242Z</lastmod></url><url><loc>https://searchnasa.com/record/nasa%3A19700026516/further-research-on-instabilities-in-atmospheric-flow-systems-associated-with-clear-air-turbulence</loc><lastmod>2026-09-21T15:35:11.243Z</lastmod></url><url><loc>https://searchnasa.com/record/nasa%3A19700026530/scaling-of-vtol-recirculation-effects</loc><lastmod>2026-09-21T15:35:11.243Z</lastmod></url><url><loc>https://searchnasa.com/record/nasa%3A19700026539/rise-and-growth-of-space-vehicle-engine-exhaust-and-associated-diffusion-models</loc><lastmod>2026-09-21T15:35:11.243Z</lastmod></url><url><loc>https://searchnasa.com/record/nasa%3A19700026552/insulated-wire-selections-on-the-apollo-spacecraft-and-the-lunar-excursion-module</loc><lastmod>2026-09-21T15:35:11.244Z</lastmod></url><url><loc>https://searchnasa.com/record/nasa%3A19700026593/improvement-of-screening-methods-for-silicon-planar-devices-quarterly-progress-report-1-apr-30-jun-1</loc><lastmod>2026-09-21T15:35:11.245Z</lastmod></url><url><loc>https://searchnasa.com/record/nasa%3A19700026598/are-protars-spinars-ques</loc><lastmod>2026-09-21T15:35:11.245Z</lastmod></url><url><loc>https://searchnasa.com/record/nasa%3A19700026609/auroral-n2-rotational-temperatures-obtained-with-a-scanning-spectrometer-of-very-high-sensitivity</loc><lastmod>2026-09-21T15:35:11.246Z</lastmod></url><url><loc>https://searchnasa.com/record/nasa%3A19700026639/development-of-long-life-jet-engine-thrust-bearings</loc><lastmod>2026-09-21T15:35:11.246Z</lastmod></url><url><loc>https://searchnasa.com/record/nasa%3A19700026641/phenomenological-and-statistical-analysis-of-fracture-in-polycrystalline-aluminum-oxide</loc><lastmod>2026-09-21T15:35:11.248Z</lastmod></url><url><loc>https://searchnasa.com/record/nasa%3A19700026652/the-canonization-of-nice-variables</loc><lastmod>2026-09-21T15:35:11.248Z</lastmod></url><url><loc>https://searchnasa.com/record/nasa%3A19700026662/cross-grid-display-and-computer-input-study-final-report-apr-dec-1969</loc><lastmod>2026-09-21T15:35:11.248Z</lastmod></url><url><loc>https://searchnasa.com/record/nasa%3A19700026694/degradation-of-thin-films-of-zinc-oxide-by-ultraviolet-radiation</loc><lastmod>2026-09-21T15:35:11.249Z</lastmod></url><url><loc>https://searchnasa.com/record/nasa%3A19700026699/a-review-of-the-stability-of-metallized-polymers-and-dielectrics-exposed-to-the-degrading-influences</loc><lastmod>2026-09-21T15:35:11.249Z</lastmod></url><url><loc>https://searchnasa.com/record/nasa%3A19700026774/switch-program-documentation-interim-report-8-mar-1969-8-mar-1970</loc><lastmod>2026-09-21T15:35:11.250Z</lastmod></url><url><loc>https://searchnasa.com/record/nasa%3A19700026809/large-telescope-experiment-program-ltep-volume-1-summary-report-final-technical-report</loc><lastmod>2026-09-21T15:35:11.251Z</lastmod></url><url><loc>https://searchnasa.com/record/nasa%3A19700027042/analyses-for-the-description-of-rocket-and-airbreathing-propulsion-system-combustion-chamber-and-noz</loc><lastmod>2026-09-21T15:35:11.251Z</lastmod></url><url><loc>https://searchnasa.com/record/nasa%3A19700027060/techniques-for-improving-the-low-frequency-performance-of-small-reverberation-chambers</loc><lastmod>2026-09-21T15:35:11.252Z</lastmod></url><url><loc>https://searchnasa.com/record/nasa%3A19700027062/user-s-manual-for-computer-program-hepcat</loc><lastmod>2026-09-21T15:35:11.253Z</lastmod></url><url><loc>https://searchnasa.com/record/nasa%3A19700027097/configuration-space-three-body-scattering-theory-appendices</loc><lastmod>2026-09-21T15:35:11.254Z</lastmod></url><url><loc>https://searchnasa.com/record/nasa%3A19700027098/independent-respiratory-support-system-final-report-2-sep-1969-31-mar-1970</loc><lastmod>2026-09-21T15:35:11.254Z</lastmod></url><url><loc>https://searchnasa.com/record/nasa%3A19700027125/results-of-light-reflectance-measurements-from-rough-surfaces</loc><lastmod>2026-09-21T15:35:11.255Z</lastmod></url><url><loc>https://searchnasa.com/record/nasa%3A19700027129/study-o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