ABACUS get NRDC fillip
โ Scribed by Department of Architecture; Building Science
- Publisher
- Elsevier Science
- Year
- 1977
- Tongue
- English
- Weight
- 228 KB
- Volume
- 9
- Category
- Article
- ISSN
- 0010-4485
No coin nor oath required. For personal study only.
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Twelve-year-old AP is crazy about science but Kate, his older sister, has no time for him or his geeky experiments. All that changes when a curious abacus transports them back to Arthurian England. There, AP uses his knowledge to help them out of trouble. On a second adventure, they join the Sioux i
## Portal frame design A program to design single and muitispan rigid portal frames subjected to dead, live, wind and crane Ioadings, PORTAL/FRAME 1, has been contributed to the Genesys library. Haunches may be included and column bases may be pinned or fixed, but frames with closed loops, e.g. a