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Question #1 | Creative
Commons: Attribution License |
https://www.flickr.com/photos/lodefink/958569742/in/photolist-2sGVow-ckRCxN-jvqSm-osGHSQ-aogHJ3-5c5Yh8-ppbeqR-6PFonz-3ie2uG-7jXpLu-fSyTQd-5ir9xm-fSyVPc-fSxSXt-dxmGVB-pqfe1y-7ewp7G-6N5UBq-fCfHSv-fhPGDP-bMJEZx-5L7G4m-cJNrro-6NLfH2-nWso5w-9Sv6Zw-fiTZWg-ak2mgM-8ssgVZ-e85qz5-71K3Mb-8ucqTt-ouf28t-8ucrga-8RBx2b-6NQqPm-8oSv48-n7U4tZ-gQFLe-2mvXkW-5qyeeV-oMdSMU-Vdkj-hjNG4A-ntVdd-2ZkbUm-8b9e6z-8fbYXX-6GSMu6-cbXECs, author: steve lodefink
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Question #2 | Creative
Commons: Attribution License |
https://www.flickr.com/photos/kishjar/14835617661/in/photolist-oAYqgp-a4VYKe-8wcqHW-cSK28w-qXjZHd-eXZJVx-8wNakb-cc1fus-cQuFCo-qGGJQx-faub5o-2HzuYN-ahmsvY-CdDgUX-bvidjs-pVxvz2-oTtTeS-cov4Td-KjD9d-dHA2Hs-dwiF2V-edECXy-oBzKt-54r6H7-LsWd9-cfEEZ-eWyznA-qZVf6X-p99Fin-kZC4py-pcvj5E-dpBCQz-7pEHmr-doLHf4-4tVvAp-5Cb1Nm-7Hxe1A-69Swgh-aFmQbD-4vMbDB-Mh272-nBF7NY-FyBS3X-f4zNoK-4vMaZc-friQr5-eZK9pJ-8ZTncq-5cV6qK-4vMbSF, author: kishjar?
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Question #3 | Creative
Commons: Attribution License |
https://www.flickr.com/photos/51764518@N02/12092485315/in/photolist-jqz9A8, author: Joe Haupt
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Question #4 | Creative
Commons: Attribution License |
https://www.flickr.com/photos/st00ka/15153140666/in/photolist-p62NMY-mjcTaD-9T3p7Y-9T3yG5-9T3DQC-9SZDhk-9SZALi-9SZGEe-9SZxZe-9T3wJb-aa2rU-7Sh5EQ-nNW8VE-csxbx-57wAoq-9SZAiv-55McBL-cu9qHs-9SZHne-WbRa6-9SZSrv-9T3sms-WbR6p-93nsAj-9SZEpv-9SZETT-eYGJCD-Wc39M-37aQ6f-9SZNgF-9SZQkK-9K64XG-WbR8a-axsA51-diSVn-bcrqoR-9SZu1t-5o75ZR-89sDEt-qUbe2b-5pJNRr-9oWcWS-6c68DT-9SZudg-9SZwHV-eRfaEa-37LCvC-9T3xQy-7zMj9f-9SZvae, author: Richard Clifford
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Question #5 | Creative
Commons: Attribution License |
https://www.flickr.com/photos/nao904/6084481767/in/photolist-agEys4-atdqYX-trB7b-aGDgZ-qPtzX-5f2F95-mKox4g-5NiEmu-G3Mm34-cHT6RN-61oYz1-5TQ67k-5NerNn-4KBoJC-5YApES-7DRJka-5YApLW-7CVY-mcqP-rhWsTD-abJyDL-dE8A7B-4r13JB-o2gkBd-4ow14n-4Kx9Vn-2qfzLE-4ow14g-4ovTrH-bpNru1-8Gr13D-4KxaTa-t5UGAN-4ovTrP-bXWE3U-2qfzLU-4Kx8Tz-4p8H4S-7k9vW-4KS9bc-iq3cH8-7wHEoe-5oAF8A-4jiKuU-oMH3Dt-oMHC6C-7CGWT1-4jZ4dv-p5cNgx-qHxTX4, author: Nao. Fujita
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Question #6 | Creative
Commons: Attribution License |
https://www.flickr.com/photos/thenoiz/15155201049/in/photolist-btX411-97RA4W-p6dFAq-p6dngP-9cT3ST-nL8FaZ-7RUyZJ-nLfquy-o3Tus4-pjqxg3-G6p6T7-G1r7Nu-9tWU4M-FvhnDX-GvxJgH-bjTq4H-87fzXa-87fAFa-bmRfqB-a9Nb7-p4XFTf-aimLh2-GpH4yK-p4Yjz9-bjTpMv-bmRfhk-87fzDg-87fzhn-GvxjX8-GogwhN-5KjWR5-ntW9P3-83LdLH-7mDfZQ-o3TuEP-985CQD-6Y3G4J-6VUVtw-bDe2FW-83PjNh-CyTiXG-4cBV4S-9XGgn-4cBV9Q-CVBvLt-4cxVP2-4cBVfs-7Eta2X-6zTBpW-CRC2L2, author: Shaun Nelson
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Question #7 | Creative
Commons: Attribution License |
https://www.flickr.com/photos/20534297@N07/2472515774/in/photolist-4LuhNj-9bYALn-9c2GS7-9bYBrz-hqrER-duGXCU-9bYB6t-arN7CA-5Tdxxt-oRE6pD-5R3zJ-9Hnvu5-nxKRBT-4xKCR-6NaLTx-zPjDM-5g3vys-aNRWkZ-cEWjk3-cFdrdG-9mSdDQ-5QwyBB-5ZUDg6-6QbSYL-cr81XG-kyWrBU-nJZNqf-7tDe2G-7AsNuv-eg36eX-8hyMR-85HuLc-8aALbg-6xproj-8FXPfF-6kjhMc-8Y6vLW-3fgTJG-34vsVd-cvafYf-K24ef-fkDTq1-36mqLL-9UaCR-7kVTa1-u93wQ-dcHF1m-7tDe2J-6wdsrS-5iEumS, author: ats_500
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Question #8 | Creative
Commons: Attribution License |
https://www.flickr.com/photos/straightpimpin/8146203187/in/photolist-dpRqp6-9ab28p-aRFWfP-4qWmGD-cxqJj3-6XdnrX-7MRYnR-bAPwX1-bAKeW1-bAKfmA-8FnVuY-bAPwSb-5GYHF9-bPDTZ4-8RmCoB-7q4hwC-bPDTGP-8FjKjz-4W4LTJ-f3GDHY-nbrC25-c7dXLo-2irkJN-2CFVoo-dHavDi-8rX879-8pjDx3-d2rudd-9fRmHY-jkKahZ-9SP26U-937FmR-bPrk7H-bPJbZT-bPDTNZ-bAKf3U-6ipsgk-bAMdqs-pVihnR-5ZuauN-hPHR4o-4EjD2Y-7FGuxQ-jkM2zQ-bPDTUZ-bPDTKt-bAPwLY-bAPxtN-bPDTJp-c7aJjS, author: bailey.foster
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Question #9 | Creative
Commons: Attribution License |
https://www.flickr.com/photos/moparx/3959386048/in/photolist-72STwG-6Z9NwP-97dPW6-5a9y5N-88xddD-9k9j2u-jJhsj-qdAmS-72NgtM-72NA3a-dR9cHJ-4mrtSK-72SyyA-dR9b8L-8radrc-jJhsk-dR9bhw-dR9bq7-5a9ors-7bG67F-8dxUU8-dR3CsB-dR9cAQ-dR3Cz4-6ZaWEX-dR3Dat-88xdnr-dR3Eoz-dR9cP7-8dxSmc-dR3DZg-8dxR5P-dR9dk3-dR9cny-dR9c7E-dR9cu3-8dxVmK-dR3E7Z-8dxWSH-dR9bKC-uPqq6-7AKLGL-atDryc-4krcgy-4kn9Gv-atG6Uu-B9c5fY-atG78A-atDquc-atG7qN, author: moparx
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Question #10 | Public Domain Image |
https://commons.wikimedia.org/wiki/File:US_Patent_661,619_-_Magnetic_recorder.jpg, author: United States Patent Office, Valdemar Poulsen inv
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