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Pater Practicus

@paterpracticus.bsky.social

Practical dad, Brendan McGrath – maker, mender and modeller. Always curious, always learning. Sharing project videos on YouTube: https://www.youtube.com/@paterpracticus

366 Followers  |  483 Following  |  738 Posts  |  Joined: 06.11.2024  |  1.9374

Latest posts by paterpracticus.bsky.social on Bluesky

Air dry modelling clay folded like fabric

Air dry modelling clay folded like fabric

Experimenting with GreenStuffWorld modelling clay for the tarp. Rolled out as thin as I can get it, then ruched up into folds. Waiting to see what happens when it drys.

08.02.2026 12:49 — 👍 10    🔁 0    💬 0    📌 0
3D printed car horn

3D printed car horn

3D printed car horn

3D printed car horn

3D printed car horn on WW1 truck model

3D printed car horn on WW1 truck model

Original source photo of truck

Original source photo of truck

French horn! I can’t believe this actually printed. I reckon it’s about 10% too large for total realism, but I’m not going to lose sleep over that.

08.02.2026 11:21 — 👍 9    🔁 0    💬 0    📌 0

Thanks for the cinematic review!

07.02.2026 21:55 — 👍 1    🔁 0    💬 0    📌 0
TikTok - Make Your Day

Giving that TikTok thing a go: vm.tiktok.com/ZNRUXaABG/

07.02.2026 12:37 — 👍 0    🔁 0    💬 0    📌 0
Post image

This is taxing my Tinkercad skills. Quite pleased with most of it, but the top curve is proving really tricky.

07.02.2026 12:28 — 👍 8    🔁 0    💬 0    📌 0
Scale model ww1 x-ray truck kit

Scale model ww1 x-ray truck kit

Scale model ww1 x-ray truck kit

Scale model ww1 x-ray truck kit

Scale model ww1 x-ray truck kit

Scale model ww1 x-ray truck kit

Scale model ww1 x-ray truck kit

Scale model ww1 x-ray truck kit

New video following the next part of my scratch-built Petite Curie conversion with resin printed parts is up on YouTube now: youtu.be/Z2Ibccy46_k?...

07.02.2026 09:40 — 👍 22    🔁 2    💬 0    📌 0

Cheers. Lots of fun to build.

06.02.2026 14:58 — 👍 1    🔁 0    💬 0    📌 0
Post image

Lovely kits. Here’s my drop-side truck I made last year. Enjoy!

06.02.2026 13:54 — 👍 1    🔁 0    💬 2    📌 0
Scale model WW1 X-ray truck.

Scale model WW1 X-ray truck.

Scale model WW1 X-ray truck.

Scale model WW1 X-ray truck.

Scale model WW1 X-ray truck.

Scale model WW1 X-ray truck.

Scale model WW1 X-ray truck.

Scale model WW1 X-ray truck.

Still a little way to go, here are some shots of my Petite Curie X-ray truck with the bodywork conversion largely complete. Part 2 of the build video getting to this point should be up on YouTube tomorrow.

06.02.2026 13:51 — 👍 24    🔁 3    💬 1    📌 0

Cheers!

04.02.2026 16:27 — 👍 1    🔁 0    💬 0    📌 0
Model WW1 x-ray truck

Model WW1 x-ray truck

Model WW1 x-ray truck

Model WW1 x-ray truck

Model WW1 x-ray truck

Model WW1 x-ray truck

Latest progress on the ‘Petite Curie’ x-ray truck. Main bodywork is now pretty much together. A few more bits to design and 3D print like the main headlights, and of course the decals in 2D.

04.02.2026 11:48 — 👍 24    🔁 2    💬 1    📌 0
Model of a WW1 x-ray truck

Model of a WW1 x-ray truck

Windscreen glazed. Just some bits of acetate sheet cut to fit and glued inside the 3D printed frame.

03.02.2026 18:11 — 👍 16    🔁 1    💬 0    📌 0
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First stab at decal designs. Background colour looking good, and they’ll probably go slightly darker after sealing.

02.02.2026 19:12 — 👍 20    🔁 2    💬 0    📌 0
Model WW1 truck kit

Model WW1 truck kit

Model WW1 truck kit

Model WW1 truck kit

Today’s developments include painting the windscreen frame and the cab ceiling, plus quite a bit of editing of the upcoming build video.

01.02.2026 17:53 — 👍 12    🔁 1    💬 0    📌 0
Resin 3D printed windscreen frame for model truck.

Resin 3D printed windscreen frame for model truck.

Resin 3D printed windscreen frame for model truck.

Resin 3D printed windscreen frame for model truck.

Resin 3D printed windscreen frame for model truck.

Resin 3D printed windscreen frame for model truck.

Resin 3D printed windscreen frame for model truck.

Resin 3D printed windscreen frame for model truck.

Latest windscreen print. Small amount of lift on the base, but with very little effect on the overall shape. Also the central bar is a bit thin in one place where the support didn’t fix properly, but that too is mendable. Very happy with that.

30.01.2026 14:24 — 👍 10    🔁 2    💬 0    📌 0

1/35. Based on an ICM taxi kit, with resin printed bits.

29.01.2026 22:15 — 👍 1    🔁 0    💬 0    📌 0
Post image

Designed some decking planks for the roof, and even though the first coat isn’t quite dry, I couldn’t resist checking it out with a spare tyre from the kit and the stretcher from the ambulance crew set.

29.01.2026 16:51 — 👍 30    🔁 1    💬 2    📌 0
Model WW1 truck with resin printed roof section

Model WW1 truck with resin printed roof section

Old photo of the original vehicle

Old photo of the original vehicle

First attempt at the roof section. I think that might be close enough!

27.01.2026 17:39 — 👍 5    🔁 0    💬 0    📌 0
Vintage truck kit.

Vintage truck kit.

Vintage truck kit

Vintage truck kit

Running boards painted and fitted. I had to fight a bit of warp on the left side, but it has straightened up with gluing. Also featuring my as yet unpainted dynamo.

27.01.2026 14:28 — 👍 4    🔁 0    💬 0    📌 0
Post image

Latest print of the running board design. Very happy with that!

26.01.2026 13:12 — 👍 11    🔁 1    💬 0    📌 0
Old photo of a ‘Petite Curie’, and envelope from France

Old photo of a ‘Petite Curie’, and envelope from France

The main reference image from my Google search was on a French auction site - so I thought I’d buy the photo. Just arrived. Merci M. Laurent!

26.01.2026 11:07 — 👍 9    🔁 0    💬 0    📌 0
Old photo of a Petite Curie x-ray truck

Old photo of a Petite Curie x-ray truck

CAD version with dynamo

CAD version with dynamo

In another of my reference photos I've spotted a gizmo on the running board. I'm thinking this might be the dynamo used to run the x-ray equipment, straight off the engine when stationary. Tried my best at recreating something similar in Tinkercad for my conversion.

25.01.2026 17:22 — 👍 4    🔁 0    💬 0    📌 0
3D printed part for model kit

3D printed part for model kit

3D printed running board

3D printed running board

3D part on model

3D part on model

CAD for revised running board 3D print

CAD for revised running board 3D print

Minor of a print failure on the mudguard of my latest running board design. Not wasted, as I can still check for fit, and I've added a small support to the CAD for the next print.

25.01.2026 10:05 — 👍 4    🔁 0    💬 0    📌 0
Section of old photo showing the cab of a WW1 ‘Petite Curie’ x-ray truck

Section of old photo showing the cab of a WW1 ‘Petite Curie’ x-ray truck

I need a bit of help with my next bit. I'm thinking the top section is open at the top, with that tarp pulled over it - presumably for storing equipment etc. Anyone got any ideas what's going on with the cab ceiling? Almost looks like the bottom of a tank of some sort.

25.01.2026 08:53 — 👍 2    🔁 0    💬 0    📌 0
Realistic resin printed tyres for a scale model 'Petite Curie' WW1 x-ray truck conversion (Part 1)
YouTube video by Pater Practicus Realistic resin printed tyres for a scale model 'Petite Curie' WW1 x-ray truck conversion (Part 1)

New video out now: Realistic resin printed tyres for a scale model 'Petite Curie' WW1 x-ray truck conversion youtu.be/DGKfClaYYfQ?...

24.01.2026 15:06 — 👍 3    🔁 0    💬 0    📌 0
Model truck kit

Model truck kit

Model truck kit

Model truck kit

First stab at running board design. Some of the dimensions are a tiny bit off, but the tread detail has come out better than expected.

22.01.2026 18:36 — 👍 8    🔁 1    💬 0    📌 0

Carte Blanche.

21.01.2026 23:04 — 👍 2    🔁 0    💬 0    📌 0
Page from a railway book with photo of a steam engine

Page from a railway book with photo of a steam engine

Now I’m starting to get the hang of the resin printer, I’ve already started thinking about my next conversion project - adapting a standard Hornby Pannier Tank to a 5700, with all the condensing stuff on top. #TMRGUK #BSMRGUK

20.01.2026 18:43 — 👍 10    🔁 0    💬 0    📌 0
Brass painted lamps on model truck kit

Brass painted lamps on model truck kit

Brass painted rear lamp on model truck kit

Brass painted rear lamp on model truck kit

More brass! Some great lamps in the ICM taxi kit.

20.01.2026 18:30 — 👍 13    🔁 1    💬 0    📌 0
Resin 3D print of curtains

Resin 3D print of curtains

Curtain print fitted in the back window of the truck kit

Curtain print fitted in the back window of the truck kit

As I haven’t detailed any of the interior I’ve designed some curtains for the windows.

20.01.2026 14:50 — 👍 6    🔁 0    💬 0    📌 0

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