Flooding close to home, and Em4 happiness.

Mar 22, 2008

We have serious flooding in the Midwest–many rivers will peak at records over the weekend. Go here for St. Louis media reports. As I drove home under a beautiful blue sky and warmish weather I passed a neighbor’s house threatened by the Big Muddy here, and...

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Navier-Stokes video fun, Emriver shipping, Em4.

Mar 17, 2008

We had a busy Friday at LRRD. We’re hard at work on the Em4, and got an exciting and very expensive shipment of exotic materials for it. Jesse and Cara worked on shipping alternatives for the Emriver. We’re being asked to ship them to far places. At the...

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Our frustrating and fun work at LRRD.

Mar 13, 2008

Two Emriver models arrived via Fedex frieght 48 hours after shipping, clients surprised. Good work, LRRD. We worked on a device codenamed “Geo-bong,” and added a couple of destroyed pumps to the pump graveyard. More Emriver design modification, shown here....

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Emriver boxes and skilled builders arrive.

Mar 6, 2008

Warren and the talented welder Nick brought us a truckload of Emriver boxes today. These guys don’t need publicity, so I’m omitting web-searchable names. Here you see Cara, Jesse, Nick, and Warren. Warren has a big, amazing metals shop in St. Louis that...

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Hot grad students in ergonomic Em4 hot tubs. Not.

Feb 27, 2008

The building was filled with smoke as I arrived this morning. Jesse was fixing our Goodwill 1970’s office chairs with his wire welder. Without gloves, I see. We worked on em4 ergonomics, here with a 1:5 model. Probably a reservoir low and big enough to...

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