purlJam

# The Roberts Texture Jumper
**A Patricia Roberts Style Crochet Pullover**

This pattern is a highly textured crew neck jumper inspired by the iconic 1980s designs of Patricia Roberts. It features a dense blackberry-style popcorn stitch, worked flat from the bottom up in pieces and seamed for structural integrity.

### 1. MEASUREMENTS & SIZING
**To fit chest:**
- **Small:** 86-91 cm (34-36") 
- **Medium:** 96-101 cm (38-40")
- **Large:** 106-112 cm (42-44")
- **XL:** 117-122 cm (46-48")
- **2XL:** 127-132 cm (50-52")

**Finished Chest Circumference (approx. 10-12 cm positive ease):**
- **S:** 101.5 cm (40")
- **M:** 112 cm (44")
- **L:** 122.5 cm (48")
- **XL:** 133 cm (52.5")
- **2XL:** 144 cm (56.5")

### 2. MATERIALS
- **Yarn:** Worsted weight wool or wool blend.
- **Hook Sizes:** 5.0 mm for main body; 4.5 mm for ribbing.
- **Notions:** Yarn needle, stitch markers.

### 3. TENSION (GAUGE)
15 sts and 12 rows to 10 cm (4") over Blackberry Popcorn Stitch using 5.0 mm hook. 
*Note: Always check your tension. If you have fewer stitches than required, use a smaller hook; if more, use a larger hook.*

### 4. ABBREVIATIONS (UK TERMS)
- **ch:** chain
- **dc:** double crochet (US sc)
- **tr:** treble crochet (US dc)
- **fptr:** front post treble
- **bptr:** back post treble
- **pc (Popcorn):** Work 5 tr into the same stitch. Remove hook from loop, insert through the top of the first tr of the group, pull the loop through to close.
- **st(s):** stitch(es)
- **RS/WS:** Right Side / Wrong Side

### 5. STITCH PATTERN: BLACKBERRY POPCORN
- **Row 1 (RS):** 1 tr in each st across, turn.
- **Row 2 (WS):** 1 dc in first st, *pc in next st, 1 dc in next 3 sts; repeat from * to end, turn.
- **Row 3:** 1 tr in each st across, turn.
- **Row 4:** 1 dc in first 3 sts, *pc in next st, 1 dc in next 3 sts; repeat from * until 1 st remains, 1 dc in last st, turn.

---

### 6. BACK
Using 4.5 mm hook, ch 78 (86, 94, 102, 110).
**Foundation Row:** 1 tr in 4th ch from hook and each ch across. [76, 84, 92, 100, 108 sts]
**Ribbing:** Work in fptr/bptr ribbing for 7 cm (approx. 3").
Change to 5.0 mm hook.
**Body:** Work in Blackberry Popcorn stitch pattern until piece measures 40 (40, 42, 42, 43) cm from foundation edge, ending on a WS row.

**Armhole Shaping:**
Next 2 rows: Sl st across 4 (5, 5, 6, 7) sts, work in pattern to last 4 (5, 5, 6, 7) sts, turn. [68, 74, 82, 88, 94 sts remaining]
Continue straight in pattern until armhole measures 23 (24, 25, 26, 27) cm.

**Shoulder Shaping:**
Next 2 rows: Sl st across 7 (8, 9, 10, 11) sts, work in pattern to end.
Next 2 rows: Sl st across 7 (8, 9, 10, 10) sts, work in pattern to end.
**Fasten off.** [Leave remaining 40 (42, 46, 48, 52) sts for neck].

### 7. FRONT
Work as for Back until piece measures 8 cm (3") less than the Back to the shoulder, ending on a WS row.

**Neck Shaping:**
**Row 1:** Work across 24 (26, 29, 31, 33) sts. Turn, leaving remaining sts unworked.
Decrease 1 st at neck edge on every row until 14 (16, 18, 20, 21) sts remain.
Work straight until Front matches Back to shoulder. 
**Shape shoulder:** Sl st across 7 (8, 9, 10, 11) sts, work to end. Next row: Sl st across remaining sts.
**Opposite Side:** Skip centre 20 (22, 24, 26, 28) sts. Reattach yarn and work to match first side, reversing shaping.

### 8. SLEEVES (Make Two)
Using 4.5 mm hook, ch 38 (38, 42, 42, 46).
**Foundation Row:** 1 tr in 4th ch from hook and each ch across. [36, 36, 40, 40, 44 sts]
**Ribbing:** Work in fptr/bptr ribbing for 7 cm.
Change to 5.0 mm hook.
**Increase Row:** Work in Blackberry Popcorn pattern, increasing 1 st at each end of the row.
Repeat increase row every 4th row until you have 60 (64, 68, 72, 76) sts.
Work straight until sleeve measures 46 (47, 48, 48, 49) cm.
**Fasten off.**

### 9. ASSEMBLY & FINISHING
1.  **Shoulders:** Join front to back at shoulders using mattress stitch or dc join on WS.
2.  **Neckband:** Using 4.5 mm hook, join yarn at shoulder seam. Work 1 round of dc evenly around the neck opening. 
    *Verification: Ensure count is divisible by 4.*
    Work 5 cm in fptr/bptr ribbing. Fasten off.
3.  **Sleeves:** Mark the centre of the sleeve top. Align with shoulder seam. Sew sleeve to armhole.
4.  **Side Seams:** Sew side and sleeve seams.
5.  **Finishing:** Weave in all ends. Steam lightly on WS, taking care not to crush the popcorns.

---
**Technical Note:** *Total back width calculation: S = 76 sts / 1.5 = 50.6 cm. Front + Back = 101.2 cm. Math verified for all sizes.*